半固着磨具
semifixed abrasive grinding plate
Semi-fixed abrasive
Semi-fixed abrasive plate
metal processing
超硬材料磨具
superhard material grinding tools
超硬材料涂附磨具
coated superhard abrasive tools
超硬磨具
superhard grinding tools
superhard grinding tool
resin-bonded cutting grinding wheel
vitrified bond
superabrasive tools
车用螺纹磨具
thread grinding apparatus for lathe application
固结陶瓷磨具
bonded ceramic abrasive products
金刚石与磨料磨具工程
diamond & abrasives engineering