Terms containing primary flow-and-return

Subject	English	Chinese
tech.	primary flow-and-return	原始流与回流
tech.	primary flow-and-return	主流与流
tech.	primary flow-and-return pipe	一次水循环管路
tech.	primary flow-and-return pipe	进出主管道
tech.	primary flow-and-return piping	一次水循环管路