frame free length是什么意思

用法例句

Based on the characteristics of rupture mechanism of trolley fence in one factory,the indirect thermal energy coupling method of ANSYS finite element software is adopted to establish the fence board stress field analysis model.

针对某厂烧结台车栏板断裂机理的特点,本文采用ANSYS有限元软件中的间接热力耦合的方法,建立了栏板应力场分析模型,模拟了台车栏板在热作用下各部位的温度变化及应力变化过程。

The causes and treatment measures of concrete peeling of the approach embankment facing barrier board in Huanghua Port Phase I Project are introduced.

介绍黄骅港一期工程引堤护面栅栏板表皮混凝土脱落的原因和处理措施。