According to the experiments of bicycles under riding in the field and analysis of mathematical statistics, the dynamic strength of bicycles was Studied.
本文通过自行车的野外骑行实验和数理统计分析，论述了自行车骑行时的动强度问题。
Nonlinear FEM strength reduction is a slop stability analysis method which is widely cared in the geotechnical field.
有限元强度折减法是近年来岩土工程界广受关注的一种边坡稳定性分析方法。
Strata thickness calculation is a routine work in office operation and geological analysis after field operations, while the traditional calculation may spend geologists a lot of time and strength.
岩层厚度的计算是野外地质工作内业整理和地质分析中的一项经常性工作，传统的工作方法往往要花费地质人员大量的时间和精力。
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