duration of pollution 中文意思是什麼

duration of pollution 解釋
污染持續時間
  • duration : n. 1. 持久,持續。2. 持續時間,存在時間;期間。adj. -al
  • of : OF =Old French 古法語。
  • pollution : n. 1. 污染(作用)。2. 腐敗,墮落。
  1. By monitoring the quality of the roof rainwater gathered in shanghai and analyzing the main influential factors as well as the pollution level, it is found that roof material, rainfall duration, rainfall intensity and volume are important influential factors affecting the quality of runoff from roofs

    摘要通過對上海市屋面雨水水質監測,及對其污染主要影響因素與污染程度的分析表明,屋面材料、降雨歷時、降雨強度及降雨量等是屋面徑流雨水水質的重要影響因素。
  2. Different function, high effect, duration and no - pollution are the designing principle of bestultrasontic washing equipment. besides, the company meet different needs of our consumers through setting and combination of the products or attached parts

    功能各異,高效快捷,經久耐用和無環境污染是百思特超聲清洗設備的設計原則.同時,通過產品或附件靈活多樣的設置或組合來滿足不同應用的具體要求
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