問題詳情
26. CNS 管路符號中,「
」為
(A)對銲接合
(B)螺紋接合
(C)凸緣接合
(D)活套接合。

(A)對銲接合
(B)螺紋接合
(C)凸緣接合
(D)活套接合。
參考答案
答案:A
難度:非常簡單0.922581
統計:A(143),B(10),C(2),D(0),E(0)
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