When detection bending strength of perforation board, it is necessary to based times of theory width of modules on the width of modules.
提出检测穿孔板静曲强度时，要以试件构成单元理论宽度的倍数作为试件宽度的计算依据。
When detection bending strength of perforation board, it is necessary to based times of theory width of modules on the width of modules.
提出检测穿孔板静曲强度时，要以试件构成单元理论宽度的倍数作为试件宽度的计算依据。
应用推荐