External cylindrical and universal grinding machines - testing of the accuracy 外圆和万能磨床.精度检验
2.
Test code for performance and accuracy of numerically controlled external cylindrical and universal grinding machines 数控外圆磨床和万能磨床性能和加工精度试验规程
3.
Machines tools - test conditions for external cylindrical and universal grinding machines with a movable table - testing of the accuracy 机床.工作台移动式外圆磨床和万用磨床的检验条件.精度试验