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