contaminant🔊 朗读

双语例句

1 . The gas contains blow - by, sludge, acids, oil, and other contaminant .

这些气体包括窜缸气体, 沉积物, 酸, 机油和其它杂质的气体.

来自辞典例句

2 . Modification of rinsing techniques by installing cascading or counter - current rinse systems increases the contaminant concentration.

安装了阶梯式装置或对流漂洗装置,可改进漂洗技术,把污染物的浓度提高.

来自辞典例句

3 . What contaminant should you be most about and why?

你应该对什么污染物最关心的,为什么?

来自互联网

4 . The waste water is greatest contaminant, and it is major harness content.

PCB废水是PCB企业 产生最大污染源和主要治理的内容.

来自互联网