支撑盘孔销式输出机构
W-output mechanism by pin-hole
高精度销孔孔系
Pin hole series with high precision
C7620C型液压卡盘多刀车床
C7620C type new multi-tool semi-automatic lathe with hydraulic
边沿打孔卡片文字处理设备
word processing equipment with edge punched card
变速杆卡销
transmission shift rod detent