例句 /

All wetted valve components - test cocks, ball valve shutoffs, pipe nipples, body and cover, and check modules are made from Lead FreeStainless Steel or Plastic construction.

All wetted valve components - test cocks, ball valve shutoffs, pipe nipples, body and cover, and check modules are made from Lead FreeStainless Steel or Plastic construction.

全焊接阀门部件-测试旋塞,球阀关闭阀,管螺纹接套,阀体和阀盖,以及止回阀模块都采用“无铅”不锈钢或塑料结构。