sanitary-sewer

基本解释

How does the regulatory burden differ for a discharger into a sanitary sewer com-pared to a discharger into natural water?
7向卫生下水道排污的人与向自然环境中排污的所承担的义务有什么不同？
Sanitary sewers are designed and constructed to prevent surcharging.
污水系统的设计和建造防止过负荷。
Where storm and sanitary sewers are combined, both runoff and raw sewage pass directly into receiving waters when treatment systems become overloaded during storms or thaws.
在那些雨水沟与污水沟共用的地区，无论是街道雨水或是污水都在处理系统超负荷时进入了承接河道。
Where storm sewers are separated from sanitary sewers, runoff enters receiving waters untreated and can carry a variety of wastes, including organic and toxic wastes.
在雨水沟与污水道分开的地方，街道雨水没经过处理并携带各种各样的废物，其中包括一些有机的和有毒的废品流人承接河道。
Since concrete is an alkaline material subject to attack by acids, it should not be used for small-size sanitary sewers where hydrogen sulfide production can cause internal corrosion.
由于混凝土管是一种碱性材料易受酸的腐蚀，它不能应用在较小的污水管道上，由于产生的硫化氢会腐蚀管子内壁。