surfacing gear meaning in English

横向进刀机构

Discussion of finite - element modeling of accurate cutting hard tooth surface gear - hobbing machine
精切硬齿面齿轮滚齿机有限元建模的研究
Grinding gear with the toroidal involute interior thread worm grind wheel is a new kind of process in hard surface gear finish machining
渐开面包络环面内螺纹蜗杆砂轮磨齿，是一种硬齿面齿轮精加工的新型工艺。
Abstract : the flying shear located behind the roughing stands of wire - rod mill is designed with hard surface gears for driving system , engaging of zero tolerance , hydraulic cylinder for clamping and shiftting , convenient and practical gap adjusting structure for blade
文摘:介绍了邯钢三轧厂在线材轧机粗轧机组后的飞剪设计中，采用了硬齿面齿轮传动，零侧隙啮合，液压缸锁紧与横移及简便实用的剪刃间隙调整机构。