黄龙峰香烟多少钱一条:翻译问题..机械的哦

来源:百度文库 编辑:高校问答 时间:2024/05/12 07:42:44
由此确定了桁架采用边梁式焊接结构,纵梁截面为工字形,横梁为管形,横梁穿过纵梁焊接成整体。

This establishes a margin Liang-welding truss structure Zongliang cross-section of the font, beams to control shape, beams through Zongliang welding% overall.