可能是连接胶皮阀门金属杆变形, 造成胶皮阀门密封不好, 用手或钳子把金属杆弯两下, 试多几回,便成。 至少,俺家是这么处理的。
可能是连接胶皮阀门金属杆变形, 造成胶皮阀门密封不好, 用手或钳子把金属杆弯两下, 试多几回,便成。 至少,俺家是这么处理的。
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