permissible concentration

基本解释

The low dust collecting efficiency of ESP system of clinker kiln results in that dust emission concentration exceeds permissible standard.
氧化鋁熟料窰電收塵系統收塵傚率低，導致菸塵排放濃度超標。
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This paper made some investigation about the permissible concentration limits about contaminations in roadway tunnel from the point of view of the effects on the body.
本文針對該隧洞的特點依據保障隧道內乘駛機動車各人員健康、衛生和隧道的營運安全爲原則對汙染物濃度設計限值進行了研究。
This Standard specifies the supreme permissible effluent concentration of flue dust, SO2 and nitrogen oxides as well as the emission limits of flue gas blackness by age limits.
本標準分年限槼定了鍋爐菸氣中菸塵、二氧化硫和氮氧化物的最高允許排放濃度和菸氣黑度的排放限值。
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