情況是一值開著,而軟管會慢慢漏水,室內用水後,水借勁衝向軟管,為了保護管道龍頭壓力閥也會打開釋放些水。
情況是一值開著,而軟管會慢慢漏水,室內用水後,水借勁衝向軟管,為了保護管道龍頭壓力閥也會打開釋放些水。
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