EPA calculates the AQI for five major air pollutants regulated by the Clean Air Act: ground-level ozone, particle pollution (also known as particulate matter), carbon monoxide, sulfur dioxide, and nitrogen dioxide. For each of these pollutants, EPA has established national air quality standards ...
quality standards 质量标准 qs quarry 采石场; 石矿 q quarrying 采石 q quasi-biennial oscillation (qbo) 赤道地区平流层风的准两年振荡 qbo quaternary climate 第四纪气候 qc quaternary period 第四纪 qp quench tank 熄焦储水槽; 骤冷槽; 淬火槽 qt quick-acting equipment 快速行动装备 qae quick-growing ...
n2o4; 四氧化二氮 (一般不译) n na engine 自然吸气式发动机; 非增压式发动机 ne naaqo 国家环境空气质量目标 naaqo naaqs 国家环境空气质量标准 naaqs naos 北大西洋海洋观测站 naos national (annual) emissions (of air pollutants) 全国每年的空气污染物排放量 naeoap national ambient air quality objective...
The ultimate objective of the NAQS is to significantly reduce the levels of air pollution suffered in many urban areas in Egypt. EEAA has already developed many of the information components needed to support the development of the framework, i.e., air quality standards, emission inventories, ...
net search menu net service name net shape proccess net standards net start directory r net stop messenger net tansport net terms of trade net theory and its ap net transformer net transportnet tran net tv net value cost net value of account net virgin net-form collaterals net-knot net-kno...
national standards ma national standard thr national strategic ta national synchrotron national systems national telecommunic national unified powe national university t native defect native silicon dioxid nato air defence grou natpe natrium-conductor cab natsu no omoide natual spectral linew natural-function...
NEPC's role is to promulgate air quality standards and the National Environmental Protection Measures (NEPMs). It notes that for this review, the NEPM of interest is the Air Toxics NEPM which is formally known as the National Environmental Protection (Air Toxics) Measure and the Air Quality ...
Enforcing clean air standards has helped control pollution and reduce health hazards over the years, 近年来,洁净空气法规的实行在控制污染和减少对人类健康的危害方面起到促进作用。 but the process of improving and amending this Act to keep our air clean is on—going, 然而,改进、修订这条法令的进程...
national sovereignty national space agency national space projec national specurity national standards re national statistical national strength inc national super comput national survey of fa national taiwan libra national taiwan unive national tang soo do national teaching and national temple of di national...
national social secur national societies national song and dan national standards fo national standards el national statistical national statistics a national steel compan national supercompute national taiwan colle national theater and national theatre national tractor trai national transfer for national treasu...