平面包络环面蜗杆
Plane enveloping hourglass worm
Planar enveloping annular worm
平面包络环面蜗杆副
enveloped toroidal worm pairs
平面二次包络环面蜗杆
plane double-enveloping worm gear
planar double-enveloping worm
annular enveloping worm
平面二次包络环面蜗杆传动
plane re-enveloping hourglass worm gearing
Plane double enveloping hourglass worm gearing
平面二次包络环面蜗杆副
Planar double-enveloping toroid worm gear
planar quadratic enveloping toroidal worm pair
平面二次包络环面蜗轮副
Planar double-enveloping toroid worm gear
平面二次包络环面蜗轮副设计
Planar double-enveloping worm gearing design
渐开面包络环面蜗杆
toroid enveloping worm with involute helicoid generatrix
锥面包络环面蜗杆
toroid enveloping worm with cone generatrix
滚锥包络环面蜗杆副
rolling cone enveloping hourglass worm pair
双滚子包络环面蜗杆
double-roller enveloping hourglass worn
无侧隙双滚柱包络环面蜗杆传动
Non-Backlash double-roller envolooing hourglass wo
承压平面平衡
parting surface support balance
单一平面平衡机
single-plane (static) balancing machine