shut off 不能关上，很可能是阀芯的橡胶密封圈破损了，热水管也有可能被掉下来的橡胶碎片堵塞了。

来源: FancyR88 于 2025-12-02 15:41:17 [旧帖] [给我悄悄话] 本文已被阅读：次

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