問題詳情
24. 流體只能單一方向流動，若流體反方向流入，則閥盤上部受力自動座落於閥座上，阻止流體的反向流動，此稱為下列之何種閥?
(A) 球形閥
(B) 閥門閥
(C) 止回閥
(D) 蝶閥
(A) 球形閥
(B) 閥門閥
(C) 止回閥
(D) 蝶閥
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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