pollutant中文意思是什麼

音標 [pə'lu:tənt]
pollutant解釋
n. 名詞 污染物〈尤指放入水中和空氣中的有害的化學物質〉。


    ※英文詞彙pollutant在字典百科英英字典中的解釋。

    1. Coal itself is a heavy pollutant.

      煤本身就是一種嚴重的污染物。
    2. In the model the film thickness in the passage was obtained at first using two phase flow theory ; then, similar analysis solution of concentration distribution of the pollutant in liquid phase and biofilm was obtained through mass component equation of pollutant in gas - liquid phases combined with the biochemical kinetic equation of mass transfer in biofilm and dismission of oxygen limited ; at last, the distribution of pollutant along the filter height and the waste gas purification efficiency were obtained

      該模型首先運用兩相流理論獲得了通道內液膜厚度,然後通過污染物在氣相、液相的質量組分方程,結合生物膜內的傳質與不?慮氧限制的生化反應動力學方程,獲得了污染物在液相和生物膜中濃度分佈的近似分析解,最終得到污染物在氣相中沿塔高的濃度分佈及廢氣凈化效率。
    3. According to the diagnoses of agricultural pollutant kinds, quantity and extent in taizhou, applying the systems engineering theory, using the prevention and cure experiences of advanced area for reference, the synthetic prevention and cure countermeasures of agricultural pollution are excogitated which include administrate mechanism, restraining technology, rule of law, scientific layout and devoted mechanism etc

      摘要本研究在調研分析泰州市農業污染源種類、數量及污染程度基礎上,剖析了農業污染的現狀,應用系統工程原理,借鑒先進地區的治理經驗及做法,從防治的管理機制、控制技術、法律法規、科學規劃以及投入機制等五個方面,組裝集成了農業污染綜合防治的對策。
    4. The main pollutant indexes in the river are cod and total hg

      河水的主要污染成分為cod和總汞。
    5. At any time the macrophage system might be injured by viral infection or air pollutant exposure.

      巨噬細胞隨時都可能受病毒感染或空氣污染物所損傷。
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