| 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。 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。 |