英语语法分析

We try to combine slenderness with strength.

我们尽量结合苗条与力量。

The approach of equivalent slenderness ratio is recommended for calculation purpose.

计算方法宜采用换算长细比法。

Tests show that the strength of column decreases as its slenderness ratio increases.

试验表明，这种柱子的承载能力随长细比的增大而显著下降。