Curds et al.
1970
Protozoa in biological sewage-treatment processes—I. A survey of the protozoan fauna of British percolating filters and activated-sludge plants
Davis
1992
Rapid climatic change in coastal southern California inferred from pollen analysis of San Joaquin Marsh
Rowley-Conwy
1988
The camel in the Nile Valley: new radiocarbon accelerator (AMS) dates from Qaşr Ibrîm
DE1353267U
(https= )
Reisen et al.
1970
SUCCESSION AND CURRENT DEMAND RELATIONSHIPS OF DIATOMS ON ARTIFICIAL SUBSTRATES IN PRATER'S CREEK, SOUTH CAROLINA 1, 2
CN205115153U
(zh )
2016-03-30
一种含砷的废酸水处理装置
CN205133283U
(zh )
2016-04-06
一种除砷过滤器
El‐Hissy et al.
1990
Studies on the mycoflora of Aswan High Dam Lake, Egypt: monthly variations
CN2411834Y
(zh )
2000-12-27
一种重力式自然过滤净水装置
CN2294563Y
(zh )
1998-10-21
旋转自定向捕鱼笼
Gonzalez
1980
A letter and added EEO Complaint by Emelda Gonzalez against the Corpus Christi Main Post Office to Emmett Cooper, Regional Postmaster General, over discrimination based on her sex and ethnicity.
CN218842858U
(zh )
2023-04-11
一种用于公路桥梁的排水结构
Maity
2016
Management of urban water cycle in Kolkata Municipal Corporation
Du Toit
1924
Horse-sickness in 1923
CN215102280U
(zh )
2021-12-10
一种ao工艺中大回流低扬程反硝化装置
MacNish et al.
1973
Appraisal of Ground-water Availability and Management Projections, Walla Walla River Basin, Washington and Oregon
Davidson
1971
The Economic Dimensions of Pollution in Australia
DE1402991U
(https= )
CN206502708U
(zh )
2017-09-19
一种新型的一体化农村直饮水站
Florea et al.
2020
Investments in the field of drinking water and wastewater in Galati county
CHEVERS
1887
tellectual gifts, possessed of high sense of
Asiático et al.
2014
APEC-SCIC
Cornell et al.
1931
County Tax Receipt, Abbie G. Cornell et. al., June 20, 1931
DE1347895U
(https= )
FRANK JR
1969
Trace metal pollution of the lower North Canadian River Basin