Air purifiers can ___ some pollutants in the air at home. A. release B. remove C. produce D. add 相关知识点: 试题来源: 解析 B。解析:从生态保护意义上讲,空气净化器是用来去除家中空气中的一些污染物的。release表示释放、produce表示产生、add表示添加,都不符合空气净化器的功能。从英语语言点看...
The utilization of a laboratory-constructed programmable, cryogenic gas chromatograph (KEDBOR 1OIR 1) for use in air pollution studies is presented. The instrument ( J. Chromatogr., 89 (1974) 1) is modular in design and incorporates many commercially available components as well as a few "scra...
A Passive chemical dosimeter for the determination of N-substituted aromatic amines in air sA passive chemical dosimeter for the determination of a long exposure of -substituted aromatic amines in air is described. The analytes are accumulated on... M. I. Evgen’ev,I. I. Evgen’eva,P. E....
Pollutants in the Indoor Air in the Baroque Library Hall of the National Library in PragueLudmila Mašková
The occurrence of persistent organic pollutants (POPs) and polycyclic aromatic hydrocarbons (PAHs) in the atmosphere of six sites with different emission sources in the province of Córdoba, Argentina, was analyzed. The sites included urban, industrial, agricultural, and mountain areas. Samples were ...
Overall, it is clear that the total amount of pollutants in the air decreased between these years. The decline in air pollutants from industrial sources was particularly significant.In 1990, the total amount of air pollutants in the UK was 7 million tonnes. This figure fell sharply to 4 ...
BEIJING, May 21 (Xinhua) -- People frequent gyms to maintain their fitness levels, but what about the quality of the air they breathe in these confined spaces? Chinese researchers have recently delved into this question through a case study. ...
This review reports the research progress in the abatement of major pollutants in air and water by environmental catalysis. For air pollution control, the
a中国之行是约翰永远难忘的一段经历 Trip of the Chinese is John forever unforgettable experiences[translate] a而造成空气污染的主要物质是:大气中的主要污染物有一氧化碳、二氧化碳、二氧化硫、氮氧化物以及颗粒物。 But causes the air pollution the main material is: In the atmospheric main pollutant has th...
areira were detected in relation to the different SO 2 levels. This response was associated to an increase in the foliar oxidation processes accompanied by modifications in the levels of terpenes. This is important, as SO 2 was the only pollutant whose values in the annual arithmetic mean were...