Chinese translation for "closed system of pipes"

管道封闭系统
管路封闭系统

Similar Words：

"closed system drainage bag" Chinese translation, "closed system for hot water supply" Chinese translation, "closed system model" Chinese translation, "closed system of cooling" Chinese translation, "closed system of heating" Chinese translation, "closed system of ventilation" Chinese translation, "closed system pingo" Chinese translation, "closed system separator" Chinese translation, "closed system thinking" Chinese translation, "closed system, closed loop" Chinese translation