问题。我估计是前几天下冻雨的时候,可能有冰渣涔进去了。要不就是橡胶密封条已经老化了,气温过低结果变形出来了。先看看情况吧!
问题。我估计是前几天下冻雨的时候,可能有冰渣涔进去了。要不就是橡胶密封条已经老化了,气温过低结果变形出来了。先看看情况吧!
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