静力扭转发散临界风速的英文：
aerostatic torsional divergence critical wind speed

aerostatic是什么意思：
a. 空气静力;航空学的
torsional是什么意思：
a. 扭力的,扭转的

A portable torsion balance is used for weighing.
一台轻便的弹簧秤被用来称重。

Similar comments apply to torsion if the torsional moment and twist per unit length are constant throughout a member
如果扭矩和单位长度上扭角沿杆件为常量，则上述的结论也可以用于扭矩。

The plane problems and the torsion problem are standard fare in solution oriented books on elasticity
平面问题和扭转问题是弹性问题解法书中的标准内容。

divergence是什么意思：
n. 分歧；背离

The two curves begin to diverge.
两条曲线开始分开。

The parallel lines appear to diverge.
这些平行线像是岔开了。

Darwin called this the principle of divergence.
达尔文把这个称为性状趋异原理。