分类
格式
制造变导程螺旋槽的机构Making helix groove of variable lead
制造变导程螺旋槽的机构Making helix groove of variable lead
制造变导程螺...
齿轮与双滑块曲柄机构Gear and twin slider-crank mechanism
齿轮与双滑块曲柄机构Gear and twin slider-crank mechanism
齿轮与双滑块曲...
齿轮与双滑块曲柄机构(Gear and Twin Slider-Crank Mechanism)
齿轮与双滑块曲柄机构(Gear and Twin Slider-Crank Mechanism)
齿轮与双滑块...
双向超越离合器(Two-Way Overrunning Clutch)
双向超越离合器(Two-Way Overrunning Clutch)
双向超越离合器(Two-Way Overr...