根据市场需要，自行开发研制了一种新型专用设备一定梁龙门铣磨床。

Acroding to market demand, we have developed a new special equipment-fixation-girder portal milling-grind machine.

youdao

根据市场需要，自行开发研制了一种新型专用设备一定梁龙门铣磨床。

Acroding to market demand, we have developed a new special equipment-fixation-girder portal milling-grind machine.

youdao