toroid enveloping worm with involute
...锥面包络环面蜗杆 toroid enveloping worm with cone generatrix 渐开面包络环面蜗杆 toroid enveloping worm with involute 锥蜗杆和锥蜗轮 spiroid gear pairs ..
基于8个网页-相关网页
toroid enveloping worm with involute
有渐开线的环面包络蜗杆
以上为机器翻译结果，长、整句建议使用 人工翻译 。