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。
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。
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