Results 61 to 70 of about 471,885 (218)
Global Ecology and Conservation, 2020 The Fuling District is located in central Chongqing, China, and characterized by a high ecological status, a high ecological risk, a high agricultural proportion in economy, and a high agricultural non-point source pollution (AGNPS) risk, and represents ...
Kang-Wen Zhu +11 more
doaj +1 more source
Proceedings of the 21st DOE/NRC Nuclear Air Cleaning Conference; Sessions 1--8 [PDF]
, 1991 Separate abstracts have been prepared for the papers presented at the meeting on nuclear facility air cleaning technology in the following specific areas of interest: air cleaning technologies for the management and disposal of radioactive wastes ...
First, M. W.
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Laser Cleaning Applications for Religious Objects
, 2005 Laser clearing is nowadays employed successfully for the removal of unwanted layers of diverse chemical and physical nature from historical and religious monuments and objects.
Theodorakopoulos, Charis +1 more
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Advanced ScienceLow‐temperature lithium‐sulfur batteries (LSBs) face challenges such as Li₂S accumulation and the slow conversion of lithium polysulfides (LiPSs), significantly affecting their capacity and cycling life.
Hai‐Ji Xiong +13 more
doaj +1 more source
International Journal of Mathematics and Mathematical Sciences, 2003 We introduce the notion of clean ideal, which is a natural generalization of clean rings. It is shown that every matrix ideal over a clean ideal of a ring is clean. Also we prove that every ideal having stable range one of a regular ring is clean. These generalize the corresponding results for clean rings.
Huanyin Chen, Miaosen Chen
openaire +2 more sources
Capitol Laundry and Dry Cleaning
, 1951 Exterior of Capitol Laundry & Cleaning Company, at 801 Barton Springs ...
Douglass, Neal
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AtmosphereThe air pollution situation in the German city of Stuttgart is very important, as high pollutant concentrations are measured here compared to other German cities.
Abdul Samad +3 more
doaj +1 more source
Vacuum Cleaning Service (1915)
, 1915 Machines rented. Floors waxed. Estimates given. Oldest vacuum cleaning company in the city. Elmer L. Hancock, Mgr...General House Cleaning. Upholsteries, mattresses, libraries, etc. Residences a specialty.
Home Cleaning Company
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, 2022 AMJ Gutter Maintenance is the leading Melbourne gutter cleaning and solar panel cleaning service provider. Our working at height professionals can work with ground and roof projects with ease and service all of Melbourne for commercial and residential ...
gutter cleaning and solar panel cleaning
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Texas Laundry and Dry Cleaning Association at the Mayor's Office
, 1958 Photograph of Mayer Robert "Tom" Miller and two representatives from the Texas Laundry and Dry Cleaning Association commemorating Professional Laundry and Dry Cleaning Week by holding a ...
Douglass, Neal
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