問題詳情
39.彈簧的彈性限度大約是多少？
(A)80
(B)90
(C)100
(D)120 gw。
(A)80
(B)90
(C)100
(D)120 gw。
參考答案
答案：A
難度：計算中-1
書單：沒有書單，新增
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