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【毎日一問】深加工20160605 選択問題 2台の遠心ポンプを直列に使用するのは、通常、( )を増やすためです

2016-06-06View Original

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2台の遠心ポンプを直列に動作させるのは、通常、( )を増やすためです。A .流量 B .揚程 C .効率 D.上記の三つ 答え:B、揚程
Reply #22016-06-06
2台の遠心ポンプを直列に動作させるのは、通常(B.揚程)を高めるためです。

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