harden and grind中文什么意思

硬化与研磨

• harden:    n. 哈登〔姓氏〕。
• grind:    vt. (ground , 〔罕用语 ...
• a harden:    变硬

例句与用法

1. Hardened and ground pins for whole location checks are to be sized to 100 % gd & t . this is to stated on the design drawing . pins are to be identified at 100 % tolerance
   在整体位置检查时,被硬化的和被研磨的检测销尺寸方面要按gd & t图纸100 %来做。要在设计图画上说明。检测销的公差也要将被辨认在100 %规定公差。
2. Features : hardened and precision - ground bedways , the spindle is supported with precision taper roller bearings , gears in the headstock are made of high - quality steel , hardened and ground , speed - changing levers driven by fan - shaped gears , operating easily , safe interlock and a overload safety devices in apron , electromagnetic braking , cooling and lighting devices are supplied
   特点：床身导轨表面经淬火和精密磨削，主轴支撑采用精密圆锥滚子轴承，主轴箱内齿轮采用优质钢并经表面淬火和磨削，变速机构采用扇型齿轮传动，操作灵活方便，溜板箱设有安全互锁装置和过载保险机构，配有电磁刹车、冷却及照明装置。