advanced sewage treatment造句

例句与造句

1. water quality in the river and canals will be improved by upgrading the sewer systems designed to collect both sewage and rainwater, and through the promotion of an advanced sewage treatment operation
   通过对用来同时收集污水和雨水的污水处理系统进行升级，并对污水治理操作系统进行改进，河流和运河的水质将会得到改善。
2. It's difficult to find advanced sewage treatment in a sentence. 用advanced sewage treatment造句挺难的