例句 /

Abstract: In detailed description are the servo system principle for lining operation by 08―32 tamping machine and the approach for straight line automatic lining with laser technique.

Abstract: In detailed description are the servo system principle for lining operation by 08―32 tamping machine and the approach for straight line automatic lining with laser technique.

文摘:着重介绍大型养路机械08―32型捣固车拨道作业伺服系统的原理和利用激光技术实现直线自动拨道的方法。