lightweight steel construction

建筑行业术语 - ☆ 子 云 ☆的日志 - 网易博客 ... 喷砂 sand blasting 轻钢结构 lightweight steel construction 三角架 tripod ...

机械专业英语词汇... ... lightweight shield 轻屏蔽体 lightweight steel construction 轻型钢结构 light weld 浅填焊接，凹形焊 ...