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【毎日一問】工程基礎知識(選択問題)20200307

2020-03-07View Original

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調整弁を通って液体が流れると、絞り部で流速が急激に上昇し、圧力が低下する。このとき、圧力がその温度における液体の飽和蒸気圧よりも低くなると気化し、ガスが発生して気液両方向の流動が生じる。この現象を(A)という。A、フラッシュ蒸発 B、キャビテーション C、エロージョン D、腐食

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