发布时间:2025-02-03 21:00:51
在操作环境及部位没水没潮的情况下做防水。完全固化后可以起到防水作用。但有水有潮气的部位做防水处理,是起不到防水的效果。
我的空调压缩机坏了我想回收里面的制冷剂可以吗 修好后再加进去
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