disposal by dilution

例句：

1. 1. The company decided to dispose of the old equipment by recycling it.
   公司决定通过回收旧设备来处置。
2. 2. The wastewater was disposed of by adding a chemical to neutralize its acidity.
   废水通过加入一种化学物质来中和其酸性而被处置。
3. 3.The manufacturer used a solvent to dissolve the plastic parts before disposal.
   制造商使用溶剂溶解塑料部件后再进行处置。