A new point is put forward that transverse bimoment has different influence on the two kinds of cross section thin-walled beams, and on their St-Venant principle conditions. 2.
同时对外载等

常出现的横向双力矩这一广义力进行研究,指出它在开口和闭口薄壁梁约束扭转问题
和圣维南原理适用条件
分别占有不同的地位。
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Now because rotating the satellite is critically important, for a backup, and to help unspin these flywheels once they get to their max rotation speed, we've also got three torque rods again, all oriented 90 degrees to each other.
现在, 由于旋转卫星至关重要,作为
,
及在飞轮达到最大旋转速度后帮助其减速,我们再次配
了三根力矩棒,彼此之间呈90度角布置。