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单词
virtual displacement
释义
virtual displacement
Encyclopedia
理学
分析力学
释
virtual displacement
虚位移
在给定瞬时，质点系中各质点所作的、为约束所允许的、假想的无限小位移。以表示，式中为质点的个数；为变分符号。
理学
拉格朗日力学
释
virtual displacement
虚位移
在给定的固定时刻为加在系统点上的约束所允许的所有假想的无限小位移。
Physics
力学
virtual displacement
虚位移
virtual displacement
虚位移
†
Mathematics
virtual displacement
虚位移
Astronomy
virtual displacement
虚位移
随便看
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更新时间：2026/6/11 0:53:17