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dusting powders造句

"dusting powders"是什么意思   

例句與造句

  1. phytopharmaceutical products . sulphur dusting powder . requirements
    植物用藥物產(chǎn)品.硫化粉,要求
  2. abstract : it is an important task to cure pollution and take environment protection . based on the amount of test data and statistical information , accroding to the theoretical calculation , gas evolution , dust powder , chemical contamination and solid waste which producing in the foundry producting are analyzed . technical measure and cure method of alleviating the pollution is put forword
    文摘:治理污染、進行環(huán)境保護是1項重要任務;以大量的實測數(shù)據(jù)和統(tǒng)計資料為依據(jù),通過理論計算,對鑄造生產(chǎn)中產(chǎn)生的發(fā)氣、粉塵、化學污染物、固體廢棄物進行了逐項分析;有針對性的提出了減少污染的工藝措施及治理方法。
  3. It's difficult to find dusting powders in a sentence. 用dusting powders造句挺難的

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