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工芸基礎知識(選択問題)20180517

2018-05-17View Original

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渦巻きポンプの場合、そのようなことが起こり得ます。 A. 閉じたインペラーに閉じた流路を組み合わせたもの B. 開いたインペラーに閉じた流路を組み合わせたもの C. 開いたインペラーに開いた流路を組み合わせたもの D. BまたはC ヒント:開いたインペラーは、閉じた流路の他に、遠心型の開いた流路、または開いた流路に補助的な閉じた流路を設けることもできる。
Reply #22018-05-17
D.........................答えはD
Reply #32018-05-17
ガンはDです
Reply #42018-05-17
B. 開放型インペラーと閉鎖型流路

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