二级污水处理的英文

• secondary sewage treatment

• 二级:    two stage; two level; second ...
• 污水处理:    sewage treatment
• 二级污水处理厂:    secondary sewage treatment works
• 三级污水处理:    tertiary sewage treatment
• 一级污水处理:    primary sewage treatment

例句与用法

1. The rehabilitation project of wastewater disposal factory in chunliuhe , dalian , which locates in the west of the city , at the entrance of chunliu river to the sea , is the earliest secondary wastewater disposal factory in northeast region
   我公司承建的大连市春柳河污水处理厂改造工程是东北地区最早建成的城市二级污水处理厂，位于市区西部春柳河入海口。
2. Another reclaimed water reuse scheme is at the planning stage . this scheme will provide further treatment to the effluent from the secondary sewage treatment plant at shek wu hui . the reclaimed water will be supplied to nearby users for toilet flushing and landscape irrigation , and possibly other non - potable reuse purposes such as street cleansing
   我们现正策划另一项回收水再用计划，把石湖墟二级污水处理厂排出的废水作进一步处理，以产生回收水供附近使用者冲厕和灌溉花木，或者作其他非食水用途，例如清洗街道。