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 …
空调四通换向阀失效是封头的开裂引起的，而封头的开裂与封头材料内部有大量轴向分布的硫化锰夹杂物有关。 返回 air reversing valve