問題詳情
3.依中華民國國家標準規定，管路製圖中表示配管鋼架頂面高度，應冠以何種符號表示？
(A)BOP
(B)TOP
(C)TOS
(D)TOC
(A)BOP
(B)TOP
(C)TOS
(D)TOC
參考答案
答案：C
難度：簡單0.701987
統計：A(9),B(26),C(106),D(10),E(0)
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