CN108759318A - A kind of drying means of wilsonii medicine materical crude slice - Google Patents
A kind of drying means of wilsonii medicine materical crude slice Download PDFInfo
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- CN108759318A CN108759318A CN201810459699.6A CN201810459699A CN108759318A CN 108759318 A CN108759318 A CN 108759318A CN 201810459699 A CN201810459699 A CN 201810459699A CN 108759318 A CN108759318 A CN 108759318A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/06—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
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- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/25—Araliaceae (Ginseng family), e.g. ivy, aralia, schefflera or tetrapanax
- A61K36/254—Acanthopanax or Eleutherococcus
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Abstract
The invention discloses a kind of drying means of wilsonii medicine materical crude slice, are as follows：Wilsonii medicine materical crude slice is put into low-temperature refrigerators first and carries out cryogenic freezing, then the medicine materical crude slice taking-up after freezing container is put into be thermally dried, container is subjected to heat preservation vacuumize process after to be heated, finally medicine materical crude slice is put into microwave generator, it is passed through air, laminar flow drawn game portion negative pressure is formed, redrying and sterilizing are carried out.Drying means provided by the invention, takes that short, efficient, drying effect is excellent, while will not be impacted to the component content and constituent structure of medicinal material, be widely used in the drying process of medicinal material.
Description
Technical field
The invention belongs to traditional Chinese medicine drying technical fields, and in particular to a kind of drying means of wilsonii medicine materical crude slice.
Background technology
Wilsonii also known as cortex acanthopanacis, sting bent stick, first appeared in《Sheng Nong's herbal classic》, it is classified as top grade.Top grade is that finger is nontoxic, long
Clothes can make light of one's life by commiting suicide, promote longevity and harmless.Wilsonii is considered as from ancient times with the good medicine for adding smart mends marrow and anti-aging effects.Thorn
Five are added in traditional Chinese medicine as drug extensively using having long history, have " bowl spares strengthening the essence, hard muscles and bones, Qiang Zhiyi "
Effect, long term usage " make light of one's life by commiting suicide resistance to old " " into diet, strong strength, can not also forget things " with its medicine compatibility.Another thunder religion writes《Big gun toast opinion》Note
Cortex acanthopanacis has the effect of " positive people makes the moon, cloudy people make sun ".Foreign countries have carried out compared with system ginseng and its kindred plant wilsonii
Research, it was demonstrated that wilsonii and ginseng have similar pharmacological action and a clinical efficacy.
In the concocting process of wilsonii medicine materical crude slice, drying is one of important procedure.Traditional drying means is will to pierce five
Medicine materical crude slice is added to be dried with the method for drying in the shade, drying, dry, being freeze-dried, this method cannot not only do wilsonii medicine materical crude slice
It is dry thorough, it is unfavorable for long-term preservation, while can also destroy the structure of eleutheroside, influences the curative effect of medication of wilsonii.
Invention content
The purpose of the present invention is for existing problem, provide a kind of drying means of wilsonii medicine materical crude slice.
The present invention is achieved by the following technical solutions：
A kind of drying means of wilsonii medicine materical crude slice, is as follows：
1）Wilsonii medicine materical crude slice is laid in low-temperature refrigerators；
2）By 1）In wilsonii medicine materical crude slice carry out cryogenic freezing, cryogenic temperature be -80--30 DEG C, cooling time 20-50min,
Pressure is evacuated to 10-60pa in refrigerating process；
3）By 2）In wilsonii medicine materical crude slice be put into container and be thermally dried, heating temperature is 120-150 DEG C, and air humidity is
10-30%, heating time 20-50min；
4）By 3）In wilsonii medicine materical crude slice be put into container and carry out vacuumize process, processing time 30-60min, vessel temp 30-
60 DEG C, vacuum degree is -100--20pa；
5）By 4）In wilsonii medicine materical crude slice be put into microwave generator, setting power is 8-15KW, and it is 20-40% to be passed through humidity
Air, air themperature are 30-60 DEG C, the laminar flow that wind speed is 5-8m/s and the local decompression that pressure is 50-90pa are formed, when dry
Between 20-40min.
Preferably, a kind of drying means of wilsonii medicine materical crude slice, step 1）In wilsonii medicine materical crude slice lay thickness be 3-7cm.
Preferably, a kind of drying means of wilsonii medicine materical crude slice, step 2）In wilsonii medicine materical crude slice cryogenic temperature be -60--40
DEG C, pressure is evacuated to as 20-40pa by cooling time 30-40min.
Preferably, a kind of drying means of wilsonii medicine materical crude slice, step 3）Concrete operation step be by humidity be 15-25%
Air be passed through in container with the speed of 5m/s, container is heated to 130-140 DEG C, heating time 30-40min.
Preferably, a kind of drying means of wilsonii medicine materical crude slice, step 4）Concrete operation step be wilsonii medicine materical crude slice is put
Enter in container, using rotary-vane vaccum pump carry out vacuumize process, processing time 40-50min, maintain container inner pressure be-
80--40pa, vacuum revolution speed are set as 800-1200r/min, and vessel temp is 40-50 DEG C.
The present invention has the following advantages compared with prior art：
Medicine materical crude slice is carried out cryogenic freezing by drying means provided by the invention, and medicine materical crude slice can be contained in material molecule when enduring cold
Moisture, which is discharged to medicine materical crude slice surface, to be freezed, and is vacuumized in refrigerating process, can accelerate the freedom contained in material molecule
Water is discharged to medicine materical crude slice surface, and the medicine materical crude slice Jing Guo freezing processing is put into container and is heated, can be effectively by shallow freezing
Moisture evaporation is passed through the air of certain humidity, can protect medicine materical crude slice moisture be not in fold in evaporation process, it is shrivelled
Phenomenon avoids impacting the appearance of medicine materical crude slice.After to be dried, container is subjected to heat preservation vacuumize process, it can be into one
The Free water contained in step removal medicine materical crude slice.By treated, medicine materical crude slice is put into microwave generator, under the action of microwave, in medicine materical crude slice
Medium molecule between occur vibrations friction, cause medium temperature to increase, make medicine materical crude slice it is inside and outside almost simultaneously heat temperature raising, shape
At body heat source state, the evaporation for combining water in medicine materical crude slice can be promoted, the air of certain humidity and temperature is passed through, in microwave generator
Interior formation laminar flow drawn game portion negative pressure can accelerate the evaporation process in conjunction with water.
Wilsonii medicine materical crude slice drying means provided by the invention will be repeatedly dried after medicine materical crude slice cryogenic freezing, can be with
The Free water contained in medicine materical crude slice is removed to the greatest extent and combines water, and the degree of drying of medicine materical crude slice is made to reach best.
Specific implementation mode
Embodiment 1
A kind of drying means of wilsonii medicine materical crude slice, is as follows：
1）Wilsonii medicine materical crude slice is laid in low-temperature refrigerators, lay thickness is 3cm；
2）By 1）In wilsonii medicine materical crude slice carry out cryogenic freezing processing, cryogenic temperature be -60 DEG C, cooling time 30min is being freezed
Low-temperature refrigerators pressure is evacuated to 20pa in the process；
3）By 2）In wilsonii medicine materical crude slice be put into container and be thermally dried, by humidity be 15% air with the speed of 5m/s
It is passed through in container, container is heated to 130 DEG C, heating time 30min；
4）By 3）In wilsonii medicine materical crude slice be put into container, use rotary-vane vaccum pump carry out vacuumize process, processing time
40min, maintenance container inner pressure are -80pa, and vacuum revolution speed is set as 800r/min, and vessel temp is 40 DEG C.
5）By 4）In wilsonii medicine materical crude slice be put into microwave generator, setting power be 8KW, be passed through humidity be 20% sky
Gas, air themperature are 30 DEG C, form the laminar flow that wind speed is 5m/s and the local decompression that pressure is 50pa, drying time, 20min was
It can.
Embodiment 2
A kind of drying means of wilsonii medicine materical crude slice, is as follows：
1）Wilsonii medicine materical crude slice is laid in low-temperature refrigerators, lay thickness is 5cm；
2）By 1）In wilsonii medicine materical crude slice carry out cryogenic freezing processing, cryogenic temperature be -50 DEG C, cooling time 35min is being freezed
Low-temperature refrigerators pressure is evacuated to 20pa in the process；
3）By 2）In wilsonii medicine materical crude slice be put into container and be thermally dried, by humidity be 20% air with the speed of 5m/s
It is passed through in container, container is heated to 135 DEG C, heating time 35min；
4）By 3）In wilsonii medicine materical crude slice be put into container, use rotary-vane vaccum pump carry out vacuumize process, processing time
45min, maintenance container inner pressure are -60pa, and vacuum revolution speed is set as 1000r/min, and vessel temp is 45 DEG C.
5）By 4）In wilsonii medicine materical crude slice be put into microwave generator, setting power be 10KW, be passed through humidity be 30% sky
Gas, air themperature are 50 DEG C, form the laminar flow that wind speed is 6m/s and the local decompression that pressure is 70pa, drying time, 30min was
It can.
Embodiment 3
A kind of drying means of wilsonii medicine materical crude slice, is as follows：
1）Wilsonii medicine materical crude slice is laid in low-temperature refrigerators, lay thickness is 7cm；
2）By 1）In wilsonii medicine materical crude slice carry out cryogenic freezing processing, cryogenic temperature be -40 DEG C, cooling time 40min is being freezed
Low-temperature refrigerators pressure is evacuated to 40pa in the process；
3）By 2）In wilsonii medicine materical crude slice be put into container and be thermally dried, by humidity be 25% air with the speed of 5m/s
It is passed through in container, container is heated to 140 DEG C, heating time 40min；
4）By 3）In wilsonii medicine materical crude slice be put into container, use rotary-vane vaccum pump carry out vacuumize process, processing time
50min, maintenance container inner pressure are -40pa, and vacuum revolution speed is set as 1200r/min, and vessel temp is 50 DEG C.
5）By 4）In wilsonii medicine materical crude slice be put into microwave generator, setting power be 15KW, be passed through humidity be 40% sky
Gas, air themperature are 60 DEG C, form the laminar flow that wind speed is 8m/s and the local decompression that pressure is 90pa, drying time, 40min was
It can.
Experimental example 1：Detect different cryogenic temperatures treated wilsonii medicine materical crude slice degree of drying.
Experimentation and result
Take the identical wilsonii medicine materical crude slice of size shape 300, be divided into 6 groups, every group 50, respectively cryogenic temperature be -80 DEG C, -
After 70 DEG C, -60 DEG C, -50 DEG C, -40 DEG C, -30 DEG C are handled, it is dried, is weighed before and after testing using the method that embodiment 1 provides
Wilsonii medicine materical crude slice weight change, record are as shown in Table 1：
Table one
| Cryogenic temperature（℃） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| -80 | 0.55 | 0.53 | 0.02 |
| -70 | 0.55 | 0.52 | 0.03 |
| -60 | 0.54 | 0.50 | 0.04 |
| -50 | 0.54 | 0.48 | 0.06 |
| -40 | 0.54 | 0.49 | 0.05 |
| -30 | 0.53 | 0.51 | 0.02 |
As can be seen from Table I, the front and back reduction weight of wilsonii medicine materical crude slice drying by -60--40 DEG C of freezing processings is done more, therefore
It is preferred that freezing processing temperature is -60--40 DEG C.
Experimental example 2：It is -50 DEG C to detect cryogenic temperature, different cooling times treated wilsonii medicine materical crude slice degree of drying.
Experimentation and result
The identical wilsonii medicine materical crude slice of size shape 350 is taken, is divided into 7 groups, every group 50, when cryogenic temperature is -50 DEG C, distinguishes
Freezing processing 20min, 25min, 30min, 35min, 40min, 45min, 50min, at the method drying provided using embodiment 1
Reason, weighs the front and back wilsonii medicine materical crude slice weight change of experiment, and record is as shown in Table 2：
Table two
| Cooling time（min） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| 20 | 0.55 | 0.53 | 0.02 |
| 25 | 0.55 | 0.52 | 0.03 |
| 30 | 0.54 | 0.50 | 0.04 |
| 35 | 0.54 | 0.48 | 0.06 |
| 40 | 0.54 | 0.49 | 0.05 |
| 45 | 0.54 | 0.51 | 0.03 |
| 50 | 0.53 | 0.51 | 0.02 |
As can be seen from Table II, in the case where cryogenic temperature is -50 DEG C of environment, before the wilsonii medicine materical crude slice drying of freezing processing 30-40min
Reduction weight is done more afterwards, therefore preferably freezing processing time 30-40min.
Experimental example 3：It is -50 DEG C, cooling time 35min to detect cryogenic temperature, low-temperature refrigerators difference vacuum degree environment
Lower treated wilsonii medicine materical crude slice degree of drying.
Experimentation and result
The identical wilsonii medicine materical crude slice of size shape 300 is taken, is divided into 6 groups, every group 50, when cryogenic temperature is -50 DEG C, freezes
Time is 35min, and cryogenic freezing phase vacuum degree is evacuated to respectively as 10pa, 20pa, 30pa, 40pa, 50pa, 60pa, reality is used
The method for applying the offer of example 1 is dried, and weighs the front and back wilsonii medicine materical crude slice weight change of experiment, and record is as shown in Table 3：
Table three
| Vacuum degree（pa） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| 10 | 0.56 | 0.54 | 0.02 |
| 20 | 0.56 | 0.52 | 0.04 |
| 30 | 0.55 | 0.50 | 0.05 |
| 40 | 0.55 | 0.49 | 0.06 |
| 50 | 0.55 | 0.52 | 0.03 |
| 60 | 0.54 | 0.52 | 0.02 |
As can be seen from Table III, it is -50 DEG C in cryogenic temperature, low-temperature refrigerators vacuum degree is evacuated to by cooling time 35min
Reduction weight is done more before and after wilsonii medicine materical crude slice drying that treated under 20-40pa environment, therefore preferably low-temperature refrigerators vacuum degree
For 20-40pa.
Experimental example 4：Detect treated wilsonii medicine materical crude slice degree of drying under different heating drying temperature.
Experimentation and result
The identical wilsonii medicine materical crude slice of size shape 350 is taken, is divided into 7 groups, every group 50, heating temperature is respectively 120 DEG C, 125
DEG C, 130 DEG C, 135 DEG C, 140 DEG C, 145 DEG C, 150 DEG C, the method provided using embodiment 1 is dried, and the front and back thorn of experiment is weighed
Slender acanthopanax medicine materical crude slice weight change, record are as shown in Table 4：
Table four
| Heating temperature（℃） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| 120 | 0.55 | 0.53 | 0.03 |
| 125 | 0.55 | 0.52 | 0.04 |
| 130 | 0.54 | 0.50 | 0.05 |
| 135 | 0.54 | 0.48 | 0.07 |
| 140 | 0.54 | 0.49 | 0.05 |
| 145 | 0.54 | 0.51 | 0.04 |
| 150 | 0.53 | 0.51 | 0.02 |
As can be seen from Table IV, the front and back reduction weight of wilsonii medicine materical crude slice drying is done more when heat drying temperature is 130-140 DEG C, because
This preferred heating temperature is 130-1400 DEG C.
Experimental example 5：Detect when dry heat temperature is 130 DEG C treated wilsonii medicine materical crude slice under different heating drying time
Degree of drying.
Experimentation and result
The identical wilsonii medicine materical crude slice of size shape 350 is taken, is divided into 7 groups, every group 50, heat drying temperature is 130 DEG C, heating
Drying time is respectively 20min, 25min, 30min, 35min, 40min, 45min, 50min, the method provided using embodiment 1
It is dried, weighs the front and back wilsonii medicine materical crude slice weight change of experiment, record is as shown in Table 5：
Table five
| Heating time（min） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| 20 | 0.58 | 0.56 | 0.02 |
| 25 | 0.58 | 0.55 | 0.03 |
| 30 | 0.58 | 0.53 | 0.05 |
| 35 | 0.57 | 0.51 | 0.06 |
| 40 | 0.57 | 0.52 | 0.05 |
| 45 | 0.56 | 0.53 | 0.03 |
| 50 | 0.56 | 0.54 | 0.02 |
As can be seen from Table V, heat drying temperature is 130 DEG C, and wilsonii medicine materical crude slice is dried when heat drying time is 30-40min
Front and back reduction weight do it is more, therefore preferably heat drying time be 30-40min.
Experimental example 6：Treated under detection container difference vacuum degree environment wilsonii medicine materical crude slice degree of drying.
Experimentation and result
Take the identical wilsonii medicine materical crude slice of size shape 450, be divided into 9 groups, every group 50, vacuum degree of vessel be respectively -100pa, -
90pa, -80pa, -70pa, -60pa, -50pa, -40pa, -30pa, -20pa are dried using the method that embodiment 1 provides,
The front and back wilsonii medicine materical crude slice weight change of experiment is weighed, record is as shown in Table 6：
Table six
| Vacuum degree（pa） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| -100 | 0.55 | 0.52 | 0.03 |
| -90 | 0.55 | 0.52 | 0.03 |
| -80 | 0.54 | 0.49 | 0.05 |
| -70 | 0.54 | 0.48 | 0.06 |
| -60 | 0.54 | 0.47 | 0.07 |
| -50 | 0.54 | 0.48 | 0.06 |
| -40 | 0.54 | 0.49 | 0.05 |
| -30 | 0.53 | 0.50 | 0.03 |
| -20 | 0.53 | 0.51 | 0.02 |
As can be seen from Table VI, the front and back reduction weight of wilsonii medicine materical crude slice drying is done more when vacuum degree of vessel is -80--40pa, therefore
It is preferred that vacuum degree of vessel is -80--40pa.
Experimental example 7：Treated under detection container different temperatures wilsonii medicine materical crude slice degree of drying.
Experimentation and result
Take the identical wilsonii medicine materical crude slice of size shape 350, be divided into 7 groups, every group 50, vessel temp is respectively 30 DEG C, 35 DEG C,
It 40 DEG C, 45 DEG C, 50 DEG C, 55 DEG C, 60 DEG C, is dried using the method that embodiment 1 provides, weighs the front and back wilsonii medicine materical crude slice of experiment
Weight change, record are as shown in Table 7：
Table seven
| Heating temperature（℃） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| 30 | 0.55 | 0.53 | 0.02 |
| 35 | 0.55 | 0.51 | 0.04 |
| 40 | 0.54 | 0.48 | 0.06 |
| 45 | 0.54 | 0.47 | 0.07 |
| 50 | 0.54 | 0.48 | 0.06 |
| 55 | 0.54 | 0.50 | 0.04 |
| 60 | 0.53 | 0.51 | 0.02 |
As can be seen from Table VII, the front and back reduction weight of wilsonii medicine materical crude slice drying is done more when vessel temp is 40-50 DEG C, therefore preferably
Vessel temp is 40-50 DEG C.
Experimental example 8：Detection container temperature is 45 DEG C, wilsonii medicine materical crude slice when vacuum degree is -60pa after the different disposal time
Degree of drying.
Experimentation and result
The identical wilsonii medicine materical crude slice of size shape 350 is taken, is divided into 7 groups, every group 50, vessel temp is 45 DEG C, vacuum degree is-
60pa, processing time are respectively 30min, 35min, 40min, 45min, 50min, 55min, 60min, are provided using embodiment 1
Method be dried, weigh the front and back wilsonii medicine materical crude slice weight change of experiment, record is as shown in Table 8：
Table eight
| Processing time（min） | Weight before dry（g） | Weight after drying（g） | Reduce weight（g） |
| 30 | 0.55 | 0.52 | 0.03 |
| 35 | 0.55 | 0.51 | 0.04 |
| 40 | 0.54 | 0.48 | 0.06 |
| 45 | 0.54 | 0.47 | 0.07 |
| 50 | 0.54 | 0.48 | 0.06 |
| 55 | 0.54 | 0.50 | 0.03 |
| 60 | 0.53 | 0.51 | 0.02 |
As can be seen from Table VIII, vessel temp is 45 DEG C, and processing time is 30-40min, wilsonii drink when vacuum degree is -60pa
Reduction weight is done more before and after piece drying, therefore preferred process time 30-40min.
The above description is merely a specific embodiment, but method provided by the invention is applicable not only to thorn five
Add the drying of medicine materical crude slice, while being also applied to the drying of the other kinds of prepared slices of Chinese crude drugs or the drying of Chinese medicine, it is any without
That crosses that creative work expects transforms or replaces, and should all cover within the scope of the present invention.
Claims (5)
1. a kind of drying means of wilsonii medicine materical crude slice, which is characterized in that be as follows：
1）Wilsonii medicine materical crude slice is laid in low-temperature refrigerators；
2）By 1）In wilsonii medicine materical crude slice carry out cryogenic freezing, cryogenic temperature be -80--30 DEG C, cooling time 20-50min,
Pressure is evacuated to 10-60pa in refrigerating process；
3）By 2）In wilsonii medicine materical crude slice be put into container and be thermally dried, heating temperature is 120-150 DEG C, and air humidity is
10-30%, heating time 20-50min；
4）By 3）In wilsonii medicine materical crude slice be put into container and carry out vacuumize process, processing time 30-60min, vessel temp 30-
60 DEG C, vacuum degree is -100--20pa；
5）By 4）In wilsonii medicine materical crude slice be put into microwave generator, setting power is 8-15KW, and it is 20-40% to be passed through humidity
Air, air themperature are 30-60 DEG C, the laminar flow that wind speed is 5-8m/s and the local decompression that pressure is 50-90pa are formed, when dry
Between 20-40min.
2. a kind of drying means of wilsonii medicine materical crude slice as described in claim 1, which is characterized in that step 1）Middle wilsonii medicine materical crude slice
Lay thickness be 3-7cm.
3. a kind of drying means of wilsonii medicine materical crude slice as described in claim 1, which is characterized in that step 2）In wilsonii drink
Piece cryogenic temperature is -60--40 DEG C, and pressure is evacuated to as 20-40pa by cooling time 30-40min.
4. a kind of drying means of wilsonii medicine materical crude slice as described in claim 1, which is characterized in that step 3）Concrete operations step
Rapid is to be passed through the air that humidity is 15-25% in container with the speed of 5m/s, container is heated to 130-140 DEG C, heating time
For 30-40min.
5. a kind of drying means of wilsonii medicine materical crude slice as described in claim 1, which is characterized in that step 4）Concrete operations step
Rapid is that wilsonii medicine materical crude slice is put into container, and rotary-vane vaccum pump is used to carry out vacuumize process, processing time 40-50min, dimension
It is -80--40pa to hold container inner pressure, and vacuum revolution speed is set as 800-1200r/min, and vessel temp is 40-50 DEG C.
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| US8722749B2 (en) * | 2004-07-30 | 2014-05-13 | Enwave Corporation | Method for producing hydrocolloid foams |
| CN101779792A (en) * | 2010-03-09 | 2010-07-21 | 南京中医药大学 | Preparation method of fresh angelica sinensis |
| CN102871201A (en) * | 2011-07-11 | 2013-01-16 | 华中农业大学 | Drying device suitable for food and food drying method thereof |
| DE102012025613A1 (en) * | 2012-09-25 | 2014-07-24 | Jens Bohne | Apparatus for freeze-drying of food products e.g. coffee, has microwave vacuum drying apparatus comprising several spray nozzles and spray unit for spraying solvent directly in microwave oven of microwave vacuum drying apparatus |
| CN105687463A (en) * | 2016-03-21 | 2016-06-22 | 道真仡佬族苗族自治县好未来中药材产销专业合作社 | Scrophularia ningpoensis medicinal slice processing method |
| CN106072542A (en) * | 2016-06-23 | 2016-11-09 | 桂林亦元生现代生物技术有限公司 | A kind of Millettia Speciosa decoction pieces and preparation method thereof |
| CN107660615A (en) * | 2016-07-29 | 2018-02-06 | 房县味味食品有限公司 | The preparation method of dried persimmon |
| CN107367130A (en) * | 2017-07-10 | 2017-11-21 | 罗乌支 | A kind of method of precooling micro-wave vacuum maggot |
| CN107736434A (en) * | 2017-10-25 | 2018-02-27 | 李金城 | A kind of method that grass carp is dried |
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