drain grating

拦污
常用释义
拦污;拦污栅,排水沟栅

例句

1·The utility model is a water grating board which is convenient to drain. The utility belongs to water grating used in municipal works and sewers of streets and dwelling communities.

一种方便排水的水箅盖,属于市政工程、道路、生活小区内等下水管道上 使用的水箅盖。

同义词

拦污;拦污栅,排水沟栅