工芸基礎知識(選択問題)20180707
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この投稿は最後にHP0377によって2018-7-7 08:41に編集されました。工程基礎知識(選択問題)20180707:ポンプの吸込圧力は基本的に影響を受けません。 A. 吸入管の高さ B. 回転速度 C. 吸入管の直径 D. ポンプのタイプ(流量が一定の場合)ヒント:ポンプの吸込圧力は、主に吸込高さ、吸入管の抵抗、および速度頭損失の影響を受ける。
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