... 力平衡方程式 equation of forces 平衡方程式组equations of equilibrium 电桥平衡方程式 bridge balance equation ...
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?平衡方程式
...ropy） （6）忽略岩体本身之彻体力（body force） （7）采用极座标（r , θ , z） （A）平衡方程式（Equations of Equilibrium）： R r rz r r F r z r 1 r = σ ? σ + ? τ + θ τ + σ θ θ ? ? ? ? ? T r z r F r 2 z r 1 r = τ + ? ?τ + ?...
The equationsofequilibrium and kinematic relations are independent of the type of material .
平衡方程和运动学关系式是与材料类无关的。
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Based on nonlinear theory for a bar, the equationsofequilibrium were derived with consideration of the nonlinear effects.
以杆件非线性理论为基础，推导得出了杆件稳定分析的平衡方程。
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The differential equationsofequilibrium of the constrained rod are established taking Euler angles as variables to describe the attitude of the cross section.