air reversing valve

常见例句

双语例句

• 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。
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