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环境污染物
释义
环境污染物
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环境污染物
释
environmental pollutants
环境污染物
以高于天然浓度和一定滞留时间存在于环境中,从而影响环境的正常组成和性质,对人、生物及社会物质财富等造成直接或间接有害效应的物质。
Chemistry
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environmental pollutant
环境污染物
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use value
use value of forest resource
use value of resources
U.S.FDA
USFDA
U.S. Federal Aviation Administration
U.S. Food and Drug Administration
U.S. Government Publishing Office
U.S.Government Publishing Office
U-shaped
U-shaped cells
U-shaped curve
U-shaped distribution
U-shaped valley
Ushihara Kyohiko
Ushin
Ush Rebellion
USIA
U.S. Information Service
using allusions
using light in photography
using of insurance guaranty fund
using the guided positioning effect of saccharide compound
using warming and heat-clearing simultaneously
U.S.Invasion of Nicaragua
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