By using of virtual work principle and the unit-load method, the elastic-plastic process of loading and deflection of a beam with one degree of indeterminacy under an even load is analyzed.

通过虚功原理和单位荷载法分析了均布荷载作用下一次超静定梁的弹塑性加载及变形过程。

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The Angle of rotation, which provides a measure of the current flowing in the coil, is measured by the movement of the needle or by the deflection of a Beam of light reflected from the mirror.

旋转角度可用来度量线圈内通过的电流，角度用指针的转动或镜面反射光线的偏转来测定。

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What is the deflection equation of a cantilever beam fixed at one edge?

悬臂梁安装时的偏差方程序是什么？

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