https://ecomcnc.com/_files/upload/products02/3662-1.png
天车龙门五轴
https://ecomcnc.com/_files/upload/product/DMCB_011.png
XYZ轴 线轨
https://ecomcnc.com/_files/upload/product/DMCB_011.png
Z轴 硬轨