作业帮求一篇介绍一种建筑材料的英文短文
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/10 06:40:25
求一篇介绍一种建筑材料的英文短文
Bent single plant for its production process and internal transport easy to organize workshops on the ground to place the heavy equipment and rolling stock,railway large and medium-sized vehicle maintenance operation has been widely used for Housing