绿的肯定是;蓝的估计也是-将管口减小的转接件。
我估计你是龙头关不紧,可以把手柄下铜帽拧开换里面的胶套。
绿的肯定是;蓝的估计也是-将管口减小的转接件。
我估计你是龙头关不紧,可以把手柄下铜帽拧开换里面的胶套。
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