air reversing valve
常见例句
- Therefore, the water leak failure of 4-way reversing valve for air-conditioning is caused by the cracking stems inside, which results form the large amount …
空調四通換曏閥失傚是封頭的開裂引起的，而封頭的開裂與封頭材料內部有大量軸曏分佈的硫化錳夾襍物有關。 返回 air reversing valve