structural common steel的意思|示意

The common way of designing the section of steel-structure axle-center pressed structural member is trying means or gradual approaching means.

一般钢结构的轴心受压构件，其截面设计都采用试凑法或逐次逼近法。

The common structural defect of large-scale rudder horn casting steel and its cause of flaw were analyzed, the smelting and heat treatment technology of casting steel was pointed out as well.

分析了挂舵臂铸钢件常见的组织缺陷及产生原因，提出了铸钢件的冶炼及热处理工艺。