This method has the features of clear mechanics concept, fine analysis, and easy and practical for engineering usage.

本法具有力学概念明确，分析精细，用于工程简便、实用的特点。

youdao

This method has the features of clear mechanics concept, fine analysis, and easy and practical for engineering usage.

本法具有力学概念明确，分析精细，用于工程简便、实用的特点。

youdao