parallelogram of forces 中文意思是什麼
parallelogram of forces
解釋
力的平行四邊形- parallelogram : n. 【數學】平行四邊形。 a period parallelogram 周期格子，周期網。 parallelogram of forces 【物理學】力的平行四邊形。adj. -ic
- of : OF ＝Old French 古法語。
- forces : 軍隊，兵力
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If many forces are acting simultaneously in different directions on any body, the direction of its motion will not correspond with any one of the forces, but will always follow a middle course, the summary of them, what is expressed in mechanics by the diagonal of the parallelogram of forces
如果同時有許多各種不相同的力作用於某一物體，該物體運動的方向不可能與任何一個力的運動的方向相符合而總是平均最短的方向，即力學所說的平行四邊形的對角線。 -
Principle of the parallelogram of forces
力平行四邊形定律
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