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Terms for subject Technology containing no effects | all forms | in specified order only
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maximum allowable no-effect level最大容许效应水平
no adverse environmental effect无害环境影响
no effect concentration无效应浓度
no observed effect concentration未检出浓度
no-effect level无影响剂量
no-effect level无作用水平
no-negative effect无负面效应
no-observed-adverse-effect level无毒性反应的最高浓度
no-observed-adverse-effect level无觉察到的有害效应水平
threshold of no adverse effect无害作用阈 (值)