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Terms for subject Water resources containing 平 的 | all forms
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公共灌区排水系统开发的平均成本average cost of drainage development in public schemes
建议采用的最大污染水平proposed maximum contaminant level
无觉察到的效应水平no observed effect level
最大无觉察到的效应水平maximum no-observed effect level
最小觉察到的效应水平lowest-observed-effect-level
最小觉察到的有害效应水平lowest-observed-adverse-effect-level