contaminant造句

The gas contains blow - by, sludge, acids, oil, and other contaminant.
這些氣體包括竄缸氣體, 沉積物, 酸, 機(jī)油和其它雜質(zhì)的氣體.

Modification of rinsing techniques by installing cascading or counter - current rinse systems increases the contaminant concentration.
安裝了階梯式裝置或?qū)α髌囱b置,可改進(jìn)漂洗技術(shù),把污染物的濃度提高.

What contaminant should you be most about and why?
你應(yīng)該對(duì)什么污染物最關(guān)心的,為什么?

• #contaminant