冷水有壓力，不需要循環泵吧，中國美國都沒有遇到需要泵的。如果有需要壓力泵，應在冷水端，熱水端，泵很快就壞了-水垢和生鏽

來源: chuwang 於 2024-11-04 20:58:48 [舊帖] [給我悄悄話] 本文已被閱讀：次

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