wastewater disposal

• 废水处理

wastewater disposal的用法和样例：

例句

1. Guangzhou will establish a wastewater disposal center within three years.
   广州市将在三年内建成一个废水处理中心。
2. We manufacture manual and control valves for water and wastewater industries.
   本公司为供水和废水处理工业制造手动阀和控制阀。