水の流れと水圧:実演
サイズは本当に重要ですか? - 給水管の流量
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水をサイフォンで吸い上げるのは本当に簡単です。予備のタンクがあればもっと便利です!ランチドレッシングも最高!
How Much Flow In A 1.5" PVC Pipe?
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How to clear air lock in taps! #plumbing #diyequipment #diy #plumping #howto
Suck up water in pipe trick