問題詳情
3.於三維直角座標的空間內，使一個受力的剛體(rigid body)達到靜平衡的充分且必要條件，最多需滿足幾個靜平衡方程式？
(A)3
(B)4
(C) 5
(D) 6
(A)3
(B)4
(C) 5
(D) 6
參考答案
無參考答案
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