热力管道伸缩器型号CS型，它是由伸缩套、压盘和伸缩体组合而成。

Thermal expansion pipe, CS type ware, it is by the expansion set, pressure plate and telescopic combination to body.

youdao

热力管道伸缩器型号CS型，它是由伸缩套、压盘和伸缩体组合而成。

Thermal expansion pipe, CS type ware, it is by the expansion set, pressure plate and telescopic combination to body.

youdao