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土壤环境质量基准
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土壤环境质量基准
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土壤环境基准
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soil environmental quality criteria
土壤环境质量基准
遵循土壤环境质量长期自身演变的规律,反映污染物或有害物质长期的胁迫和慢性的毒害作用对土壤生态系统不产生影响的阈值或临界浓度。即对于土壤环境中某一污染物或有害物质而言,生物生活在其中不会受到不良或有害影响的最高含量或阈值范围。
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National Workers' Games of the People's Republic of China
National Working Conference on Tourism Development
National Work Meeting on Chinese Operatic Plays
National Workshop on Chinese Calligraphy
National Wuchang Higher Teacher School
Nation Colloquia of Stage Art Theory on 1981
nation comprehensive archives
Nationnal Digital Composite Publishing Systematic Project
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Nation-Salvation Troupe
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nationwide reading
nationwide survey on the distribution of human parasite infection
Natitingou
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native active ingredient
native ads
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Native American Literature
native asphalt
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native chemical ligation
Native Courts
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