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最大允许浓度 zuìdà yǔnxǔ nóngdù
anim.husb. maximum permissible concentrate
avia. maximal allowable concentration; maximum allowable concentration
tech. maximum permissible concentration; maximum acceptable concentration; exempt concentration; maximum admissible concentration
最大允许浓度〈有害气体、蒸气或粉尘〉 zuìdà yǔnxǔ nóngdù
plast. maximum allowable concentration
最 大 允许浓度: 4 phrases in 4 subjects
Chemistry1
Earth sciences1
Environment1
Technology1