CN103630600A - Mass spectrometer experiment table with shockproof and noise-reduction functions - Google Patents
Mass spectrometer experiment table with shockproof and noise-reduction functions Download PDFInfo
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- CN103630600A CN103630600A CN201310676801.5A CN201310676801A CN103630600A CN 103630600 A CN103630600 A CN 103630600A CN 201310676801 A CN201310676801 A CN 201310676801A CN 103630600 A CN103630600 A CN 103630600A
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Abstract
The invention discloses a mass spectrometer experiment table with shockproof and noise-reduction functions. The mass spectrometer experiment table comprises a stainless steel table top, a stainless steel support and a mechanical pump storage room, wherein the stainless steel support supports the stainless steel table top, and the mechanical pump storage room is positioned at the lower part of the stainless steel bench top; a bottom wall is arranged at the mechanical pump storage room, a rubber blanket is arranged at the upper part of the bottom wall, and the inner part of the rubber blanket is lined with a wavy sponge; the thickness of the stainless steel table top is more than 16 mm. In the working process of a mass spectrometer, the mass spectrometer is placed on the stainless steel table top, and the stainless steel table top with the thickness of more than 16 mm has sufficient rigidity; a mechanical pump used for providing a vacuum degree is placed in the mechanical pump storage room; as the rubber blanket is arranged on the bottom wall of the mechanical pump storage room and the inner part of the rubber blanket is lined with the wavy sponge, the influence of the vibration of the mechanical pump on the mass spectrometer can be minimized, the harm to operators caused by high-decibel noise caused by vibration are reduced, the instrument maintenance is convenient, and meanwhile the analytical sensitivity and accuracy of the mass spectrometer can be ensured.
Description
Technical field
The present invention relates to detect the aid technical field of analytical equipment, relate in particular to a kind of mass spectrometer experiment table with against shock noise-reducing function.
Background technology
The separated detection technique of series connection LC-MS (LC-MS/MS), development in recent years is very rapid.The coupling of LC-MS technology starts from the seventies, and since the nineties, due to the successful Application of atmospheric pressure ionization and the development of mass spectrometer itself, the coupling of liquid phase and tandem mass spectrum (MS/MS) has obtained great attention and development.In fields such as life science, environmental science, medical jurisprudence, commodity inspections, be widely applied.
Vacuum system is a mass spectrometric important component part, and vacuum system is by an external mechanical pump non-stop run, to guarantee the condition of high vacuum degree of mass spectrometer inside.
Current, in industry, there is no a kind of mass spectrometric experiment table that is applicable to, be all generally directly mechanical pump and mass spectrometer to be placed on to common experiment table or General Instrument platform, during working machine pump, due to vibrations, can produce the noise of high-decibel, to experimenter, cause larger injury; Meanwhile, vibrations also can affect mass spectrometric sensitivity for analysis and accuracy.
Summary of the invention
The object of the present invention is to provide a kind of mass spectrometer experiment table with against shock noise-reducing function, reduce high-decibel noise and the injury to operating personnel that vibrations cause, guarantee mass spectrometric sensitivity for analysis and accuracy simultaneously.
The present invention realizes by the following technical solutions:
A kind of mass spectrometer experiment table with against shock noise-reducing function, comprise stainless steel table top and stainless steel stent, stainless steel stent supports stainless steel table top, also comprise mechanical pump storeroom, mechanical pump storeroom is positioned at the bottom of stainless steel table top, mechanical pump storeroom is provided with diapire, and the top of diapire is provided with rubber blanket; Stainless steel table top is that the corrosion resistant plate of thickness more than 16mm made.
Preferably, mechanical pump storeroom is provided with dismountable Qianmen, and the inwall at Qianmen is provided with rubber blanket.
Preferably, the laid inside rubber blanket of all wall bodies except diapire of mechanical pump storeroom.
Preferably, the inside of rubber blanket serves as a contrast wavy sponge.
Preferably, also comprise drawer for tools, drawer for tools is positioned at the top of below of the right part of stainless steel table top.
Preferably, the top of the rear wall of mechanical pump storeroom is provided with exhaust outlet, and the antetheca of mechanical pump storeroom and the bottom of rear wall are provided with wind guide and heat dispersion hole; Exhaust outlet is provided with exhaust fan.
Wind guide and heat dispersion hole facilitates entering of fresh air that temperature is lower; Exhaust fan below (or claim exhaust fan) is the Bas Discharged absorbing after heat, the heat producing while taking away working machine pump, thus make the mechanical pump can long-term work, can not avoid shutting down in higher temperature, improve greatly the mission life of mechanical pump.
Preferably, the rear wall of mechanical pump storeroom is provided with vacuum suction pore and exhaust duct aperture.
Preferably, the bottom of stainless steel stent is provided with mobile pulley and thread pillar.
Preferably, the diapire of mechanical pump storeroom is the plate that corrosion resistant plate is made, and the bottom of rubber blanket arranges exhaustion plate, and exhaustion plate is positioned on the diapire of mechanical pump storeroom; Exhaustion plate is divided into into gas plate, gas storage plate and three layers of the plates of giving vent to anger, enter gas plate, gas storage plate and give vent to anger plate from top to bottom successively lamination sealing arrange; Enter gas plate and be provided with several blowholes, gas storage plate is provided with air storage chamber, and the whole plate of the plate of giving vent to anger is provided with and is the vent port that array arranges; Gas storage plate is provided with the bleeder vent corresponding with vent port; Blowhole, air storage chamber and vent port are communicated with successively; Blowhole is for being communicated with the exhausting waste gas pipeline of mechanical pump, and vent port is to the diapire exhaust of mechanical pump storeroom.
Waste gas mechanical pump being produced by exhaustion plate becomes supported mechanical pump power, makes the mechanical pump can be in the state of lifting to a certain degree, the yo-yo effect while greatly reducing work, and making turns waste into wealth.
Preferably, also comprise auxiliary aerating apparatus, auxiliary aerating apparatus is to exhaustion plate exhaust, to improve the lift effect of exhaustion plate to mechanical pump.
Preferably, the bottom of the plate of giving vent to anger is provided with secondary enter gas plate, secondary gas storage plate and the secondary plate of giving vent to anger, secondary enter gas plate, secondary gas storage plate and secondary give vent to anger plate from top to bottom successively lamination sealing arrange; Secondaryly enter gas plate and be provided with several secondary blowholes, secondary gas storage plate is provided with secondary air storage chamber, and the whole plate of the secondary plate of giving vent to anger is provided with and is the secondary vent port that array arranges; Secondary blowhole, secondary air storage chamber and secondary vent port are communicated with successively, and secondary blowhole is communicated with vent port.
Secondaryly enter gas plate, secondary gas storage plate and the secondary plate of giving vent to anger and form secondary exhaust gear.The diapire that is arranged so that mechanical pump storeroom of secondary exhaust gear stressed more even, has greatly improved the noise reduction of mechanical pump storeroom 3.
Preferably, the bottom of stainless steel stent is provided with thread pillar; Between diapire and exhaustion plate, be provided with spongiform woven wire, the diapire of mechanical pump storeroom is divided into getter plate, receive three layers of gas plate and venting plates, getter plate, receive gas plate and venting plate from top to bottom successively sealing arrange; The whole plate of getter plate is provided with into the getter hole that array arranges, and the gas plate of receiving is provided with the air chamber of receiving of taking in gas, and venting plate is provided with vent hole; The gas plate of receiving is provided with the bleeder vent corresponding with vent hole; Getter hole, receive air chamber and vent hole and be communicated with successively; Thread pillar is the pillar of hollow, and the lower end of thread pillar is provided with vibration-proof rubber hydraucone; Vent hole is communicated with vibration-proof rubber hydraucone by thread pillar.
The exhaust structure of diapire makes waste gas that whole mass spectrometer worktable discharges by mechanical pump in certain state of lifting in conjunction with vibration-proof rubber hydraucone, has improved really mass spectrometric against shock effect, has reduced the harm for ground.
Preferably, the plate bottom of giving vent to anger arranges waste gas treatment equipment, to avoid the impact for instrument working environment.
Beneficial effect of the present invention is: a kind of mass spectrometer experiment table with against shock function, comprise stainless steel table top and stainless steel stent, stainless steel stent supports stainless steel table top, also comprise mechanical pump storeroom, mechanical pump storeroom is positioned at the bottom of stainless steel table top, mechanical pump storeroom is provided with diapire, and the top of diapire is provided with rubber blanket; Stainless steel table top is that the corrosion resistant plate of thickness more than 16mm made.In the mass spectrometer course of work, mass spectrometer is placed on stainless steel table top, and stainless steel table top is corrosion resistant plate more than thickness 16mm, thereby guarantees that stainless steel table top has enough rigidity; For providing the mechanical pump of vacuum tightness to be placed in mechanical pump storeroom, the diapire of mechanical pump storeroom is provided with rubber blanket, can reduce to greatest extent the vibrations of mechanical pump to mass spectrometric work, reduce high-decibel noise and the injury to operating personnel that vibrations cause, facilitate instrument maintenance, realize mechanical pump with mass spectrometric separated simultaneously, guarantee mass spectrometric sensitivity for analysis and accuracy.
Accompanying drawing explanation
For technical scheme clearer, that the embodiment of the present invention is described effectively, the accompanying drawing of required use in embodiment is briefly described, self-explantoryly be, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, without paying under the prerequisite of creative work, can also make other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of front view with the mass spectrometer experiment table of against shock noise-reducing function of the present invention.
Fig. 2 is the structural representation at a visual angle of a kind of mass spectrometer experiment table with against shock noise-reducing function of the present invention.
Fig. 3 is the structural representation at another visual angle of a kind of mass spectrometer experiment table with against shock noise-reducing function of the present invention.
Fig. 4 is the structural representation of the exhaustion plate of a kind of mass spectrometer experiment table with against shock noise-reducing function of the present invention.
Fig. 5 is the structural representation of the diapire of a kind of mass spectrometer experiment table with against shock noise-reducing function of the present invention.
Fig. 6 is a kind of bell-mouthed structural representation of vibration-proof rubber with the mass spectrometer experiment table of against shock noise-reducing function of the present invention.
In figure:
1-stainless steel table top; 2-stainless steel stent; 3-mechanical pump storeroom; 4-rubber blanket; The wavy sponge of 5-; 6-Qianmen; 7-drawer for tools; 8-exhaust outlet; 9-wind guide and heat dispersion hole; 10-vacuum suction pore; 11-exhaust duct aperture; 12-mobile pulley; 13-thread pillar; 14-exhaustion plate; 141-enters gas plate; 1411-blowhole; 142-gas storage plate; 1421-air storage chamber; The 143-plate of giving vent to anger; 1431-vent port; 15-diapire; 151-getter plate; 1511-getter hole; 152-receives gas plate; 1521-receives air chamber; The 153-plate of exitting; 1531-vent hole; 16-vibration-proof rubber hydraucone.
Embodiment
The invention provides a kind of mass spectrometer experiment table with against shock noise-reducing function, in order to make the clearer the present invention program of understanding of those of skill in the art, and make the above-mentioned object of the present invention, feature, beneficial effect can more understand, understandable, below in conjunction with accompanying drawing 1～6 and embodiment, the present invention is further detailed explanation.
A kind of mass spectrometer experiment table with against shock noise-reducing function, comprise stainless steel table top 1 and stainless steel stent 2, stainless steel stent 2 supports stainless steel table top 1, also comprise mechanical pump storeroom 3, mechanical pump storeroom 3 is positioned at the bottom of stainless steel table top 1, mechanical pump storeroom 3 is provided with diapire 15, and the top of diapire 15 is provided with rubber blanket 4; The corrosion resistant plate that stainless steel table top 1 is 28mm for thickness is made.
In the mass spectrometer course of work, mass spectrometer is placed on stainless steel table top 1, and the corrosion resistant plate that stainless steel table top 1 is 28mm for thickness can guarantee that stainless steel table top 1 has enough rigidity; For providing the mechanical pump of vacuum tightness to be placed in mechanical pump storeroom 3, the diapire of mechanical pump storeroom 3 is provided with rubber blanket 4, rubber blanket 4 can reduce the vibrations of mechanical pump to greatest extent to mass spectrometric work, reduces high-decibel noise and isolation oil pollution and the injury to operating personnel that vibrations cause; Realize mechanical pump with mass spectrometric separated simultaneously, guarantee mass spectrometric sensitivity for analysis and accuracy.
As a kind of alternative scheme, the inside of rubber blanket 4 serves as a contrast wavy sponge 5, has further improved effect of vibration and noise reduction.The inside of rubber blanket 4 serves as a contrast wavy sponge 5, and wavy sponge 5 plays sound-absorbing effect, reduces noise pollution.
Mass spectrometer experiment table surrounding and bottom surrounding are provided with stainless steel stent 2, and the mm square stainless steel that stainless steel stent is 28 is made.
According to mass spectrometric size, the thickness of stainless steel table top 1 also can be selected 16mm, 18mm, 20mm, 22mm, 24mm and 26mm etc.
In the present embodiment, mechanical pump storeroom 3 is provided with dismountable Qianmen 6, and the inwall at Qianmen 6 is provided with rubber blanket 4, and the inside of rubber blanket 4 serves as a contrast wavy sponge 5.Working machine pump and convenient while safeguarding.
In the present embodiment, the laid inside rubber blanket 4 of all wall bodies except diapire 15 of mechanical pump storeroom 3, the inside of rubber blanket 4 serves as a contrast wavy sponge 5.
In the present embodiment, all wall bodies of mechanical pump storeroom 3 are the corrosion resistant plate that thickness is 28mm.
In the present embodiment, also comprise drawer for tools 7, drawer for tools 7 is positioned at the top of below of the right part of stainless steel table top 1.
In the present embodiment, the top of the rear wall of mechanical pump storeroom 3 is provided with exhaust outlet 8, and the bottom of the rear wall of mechanical pump storeroom 3 is provided with wind guide and heat dispersion hole 9.Exhaust outlet 8 is three diameter 150mm exhaust outlets, and exhaust outlet 8 is provided with exhaust fan.By exhaust fan, can improve the temperature of mechanical pump storeroom 3
Wind guide and heat dispersion hole 9 facilitates entering of fresh air that temperature is lower; Exhaust fan below (or claiming exhaust fan) is by the Bas Discharged absorbing after heat; the heat producing while taking away mechanical pump pump work, thus make the mechanical pump can long-term work, can be in higher temperature; avoid shutting down, improve greatly the mission life of mechanical pump.
In the present embodiment, the rear wall of mechanical pump storeroom 3 is provided with vacuum suction pore 10 and exhaust duct aperture 11.Vacuum suction pore 10 is passages that mechanical pump follows mass spectrometer to connect.Exhaust duct aperture 11 is pipe path of mechanical pump combustion gas.
In the present embodiment, the bottom of stainless steel stent 2 is provided with mobile pulley 12 and thread pillar 13.Bottom welding mobile pulley 12 and thread pillar 13, not only can move whole experiment table, and can fix and regulate horizontal level.
In the present embodiment, the plate that the diapire 15 of mechanical pump storeroom 3 is made for corrosion resistant plate, the bottom of rubber blanket 4 arranges exhaustion plate 14, and exhaustion plate 14 is positioned on the diapire 15 of mechanical pump storeroom 3; Exhaustion plate 14 is divided into into gas plate 141, gas storage plate 142 and 143 3 layers of the plates of giving vent to anger, enter gas plate 141, gas storage plate 142 and give vent to anger plate 143 from top to bottom successively lamination sealing arrange; Enter gas plate 141 and be provided with several blowholes 1411, gas storage plate 142 is provided with air storage chamber 1421, and the whole plate of plate 143 of giving vent to anger is provided with and is the vent port 1431 that array arranges; Gas storage plate 142 is provided with the bleeder vent corresponding with vent port 1431; Blowhole 1411, air storage chamber 1421 and vent port 1431 are communicated with successively; Blowhole 1411 is communicated with for the exhausting waste gas pipeline with mechanical pump, and vent port 1431 is to diapire 15 exhausts of mechanical pump storeroom 3.
Waste gas mechanical pump being produced by exhaustion plate 14 becomes supported mechanical pump power, makes the mechanical pump can be in the state of lifting to a certain degree, the yo-yo effect while greatly reducing work, and making turns waste into wealth.
Also comprise auxiliary aerating apparatus, auxiliary aerating apparatus is to exhaustion plate exhaust, to improve the lift effect of exhaustion plate to mechanical pump.
In the present embodiment, the bottom of the plate 143 of giving vent to anger is provided with secondary enter gas plate, secondary gas storage plate and the secondary plate of giving vent to anger, secondary enter gas plate, secondary gas storage plate and secondary give vent to anger plate from top to bottom successively lamination sealing arrange; Secondaryly enter gas plate and be provided with several secondary blowholes, secondary gas storage plate is provided with secondary air storage chamber, and the whole plate of the secondary plate of giving vent to anger is provided with and is the secondary vent port that array arranges; Secondary blowhole, secondary air storage chamber and secondary vent port are communicated with successively, and secondary blowhole is communicated with vent port 1431.The diapire that is arranged so that mechanical pump storeroom of secondary exhaust gear stressed more even, has greatly improved the noise reduction of mechanical pump storeroom 3.
Give vent to anger plate bottom arranges waste gas treatment equipment, to avoid the impact for instrument working environment.
In the present embodiment, the bottom of stainless steel stent 2 is provided with thread pillar 13; Between diapire 15 and exhaustion plate 14, be provided with spongiform woven wire, the diapire 15 of mechanical pump storeroom 3 is divided into getter plate 151, receive 153 3 layers of gas plate 152 and venting plates, getter plate 151, receive gas plate 152 and venting plate 153 from top to bottom successively sealing arrange; The whole plate of getter plate 151 is provided with into the getter hole 1511 that array arranges, the gas plate 152 of receiving be provided with take in gas receive air chamber 1521, venting plate 153 is provided with vent hole 1531; The gas plate 152 of receiving is provided with the bleeder vent corresponding with vent hole 1531; Getter hole 1511, receive air chamber 1521 and vent hole 1531 and be communicated with successively; The pillar that thread pillar 13 is hollow, the lower end of thread pillar 13 is provided with vibration-proof rubber hydraucone 16; Vent hole 1531 is communicated with vibration-proof rubber hydraucone 16 by thread pillar 13.The exhaust structure of diapire 15 makes waste gas that whole mass spectrometer worktable discharges by mechanical pump in certain state of lifting in conjunction with vibration-proof rubber hydraucone 16, has improved really mass spectrometric against shock effect, has reduced the harm for ground.
As required, other wall body of mechanical pump storeroom 3 also can arrange and the similar exhaust structure of exhaustion plate 14.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, within these modes all will fall into protection scope of the present invention.
Claims (10)
1. a mass spectrometer experiment table with against shock noise-reducing function, comprise stainless steel table top (1) and stainless steel stent (2), stainless steel stent (2) supports stainless steel table top (1), it is characterized in that, also comprise mechanical pump storeroom (3), described mechanical pump storeroom (3) is positioned at the bottom of described stainless steel table top (1), and described mechanical pump storeroom (3) is provided with diapire (15), and the top of described diapire (15) is provided with rubber blanket (4); Described stainless steel table top (1) is that the corrosion resistant plate of thickness more than 16mm made.
2. mass spectrometer testing table as claimed in claim 1, is characterized in that, described mechanical pump storeroom (3) is provided with dismountable Qianmen (6), and the inwall of described Qianmen (6) is provided with rubber blanket (4).
3. mass spectrometer testing table as claimed in claim 1, is characterized in that, the wavy sponge of laid inside (5) of all wall bodies except diapire (15) of described mechanical pump storeroom (3).
4. mass spectrometer testing table as claimed in claim 1, is characterized in that, also comprises drawer for tools (7), and described drawer for tools (7) is positioned at the top of below of the right part of described stainless steel table top (1).
5. mass spectrometer testing table as claimed in claim 1, is characterized in that, the top of the rear wall of described mechanical pump storeroom (3) is provided with exhaust outlet (8), and the antetheca of described mechanical pump storeroom (3) and the bottom of rear wall are provided with wind guide and heat dispersion hole (9); Described exhaust outlet (8) is provided with exhaust fan.
6. mass spectrometer testing table as claimed in claim 1, is characterized in that, the rear wall of described mechanical pump storeroom (3) is provided with vacuum suction pore (10) and exhaust duct aperture (11).
7. mass spectrometer testing table as claimed in claim 1, is characterized in that, the bottom of described stainless steel stent (2) is provided with mobile pulley (12) and thread pillar (13).
8. mass spectrometer testing table as claimed in claim 1, it is characterized in that, the plate that the diapire (15) of described mechanical pump storeroom (3) is made for corrosion resistant plate, the bottom of described rubber blanket (4) arranges exhaustion plate (14), and described exhaustion plate (14) is positioned on the diapire (15) of mechanical pump storeroom (3); Described exhaustion plate (14) is divided into into gas plate (141), gas storage plate (142) and (143) three layers of the plates of giving vent to anger, described in enter gas plate (141), gas storage plate (142) and the plate of giving vent to anger (143) from top to bottom successively lamination sealing arrange; Describedly enter gas plate (141) and be provided with several blowholes (1411), described gas storage plate (142) is provided with air storage chamber (1421), described in the whole plate of plate (143) of giving vent to anger be provided with and be the vent port (1431) that array arranges; Described gas storage plate (142) is provided with the bleeder vent corresponding with vent port (1431); Described blowhole (1411), air storage chamber (1421) and vent port (1431) are communicated with successively; Described blowhole (1411) is communicated with for the exhausting waste gas pipeline with mechanical pump, and described vent port (1431) is to diapire (15) exhaust of mechanical pump storeroom (3).
9. mass spectrometer testing table as claimed in claim 8, it is characterized in that, the bottom of the described plate of giving vent to anger (143) is provided with secondary enter gas plate, secondary gas storage plate and the secondary plate of giving vent to anger, described secondary enter gas plate, secondary gas storage plate and secondary give vent to anger plate from top to bottom successively lamination sealing arrange; Describedly secondaryly enter gas plate and be provided with several secondary blowholes, described secondary gas storage plate is provided with secondary air storage chamber, and the whole plate of the described secondary plate of giving vent to anger is provided with and is the secondary vent port that array arranges; Described secondary blowhole, secondary air storage chamber and secondary vent port are communicated with successively, and described secondary blowhole is communicated with described vent port (1431).
10. mass spectrometer testing table as claimed in claim 8, is characterized in that, the bottom of described stainless steel stent (2) is provided with thread pillar (13); Between described diapire (15) and described exhaustion plate (14), be provided with spongiform woven wire, the diapire (15) of described mechanical pump storeroom (3) is divided into getter plate (151), receive (153) three layers of gas plate (152) and venting plates, described getter plate (151), receives gas plate (152) and venting plate (153) sealing setting successively from top to bottom; The whole plate of described getter plate (151) is provided with into the getter hole (1511) that array arranges, described in receive gas plate (152) be provided with take in gas receive air chamber (1521), described venting plate (153) is provided with vent hole (1531); The described gas plate (152) of receiving is provided with the bleeder vent corresponding with vent hole (1531); Described getter hole (1511), receive air chamber (1521) and vent hole (1531) and be communicated with successively; The pillar that described thread pillar (13) is hollow, the lower end of described thread pillar (13) is provided with vibration-proof rubber hydraucone (16); Described vent hole (1531) is communicated with hydraucone (16) by thread pillar (13).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310676801.5A CN103630600B (en) | 2013-12-11 | 2013-12-11 | A kind of mass spectrometer experiment table with against shock noise-reducing function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310676801.5A CN103630600B (en) | 2013-12-11 | 2013-12-11 | A kind of mass spectrometer experiment table with against shock noise-reducing function |
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| CN103630600A true CN103630600A (en) | 2014-03-12 |
| CN103630600B CN103630600B (en) | 2015-12-02 |
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| CN201310676801.5A Expired - Fee Related CN103630600B (en) | 2013-12-11 | 2013-12-11 | A kind of mass spectrometer experiment table with against shock noise-reducing function |
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| CN105536906A (en) * | 2015-12-31 | 2016-05-04 | 广州普礼实验设备有限公司 | Mass spectrometry table |
| CN107552120A (en) * | 2017-09-14 | 2018-01-09 | 广州普礼实验技术有限公司 | A kind of mass spectrum table |
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| CN107552120A (en) * | 2017-09-14 | 2018-01-09 | 广州普礼实验技术有限公司 | A kind of mass spectrum table |
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| Publication number | Publication date |
|---|---|
| CN103630600B (en) | 2015-12-02 |
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