soil decontamination的用法和样例：
例句
- Comparing the ultrasound is the first non-ultrasonic cleaning and decontamination down the rate.
首先比较的是超声波和非超声波清洗羽绒的去污率。 - Suitable for all kinds of nonferrous metals and alloy superficial going for oil decontamination, it is the best cleaner washed among the machining process.
适用于各种类型的有色金属及其合金表面的去油去污，是机械加工工序间清洗的最佳清洗剂。
