Because of this buildingdrain the system the adoption for guest house, past indoors one of excrement drain system.
因本建筑为宾馆,故室内排水系统采用单一的粪便排水系统。
2
Michael tells his brother that he found their access to the infirmary building, but he'll need extra time to find out how they'll get up a twenty foot vertical drain pipe without a ladder.
In water supply and drainage design of building project, where to arrange the floor drain rationally and what types of floor drains can be selected are always issues worthy of being discussed.