短語詞組短語involute enveloping toroidal worm 漸開麪包絡(luò)環(huán)麪蝸桿planar enveloping hourglass worm 平麪包絡(luò)環(huán)麪蝸桿cone enveloping cylindrical worm 錐麪包絡(luò)圓柱蝸桿傳動(dòng)plane enveloping hourglass worm 平麪包絡(luò)環(huán)麪蝸桿enveloping hourglass worm 包絡(luò)環(huán)麪蝸桿double enveloping hourglass worm gearing 平麪二次包絡(luò)環(huán)麪蝸桿involute enveloping toroidal worm grind 漸開麪包絡(luò)環(huán)麪蝸桿planar enveloping hourglass worm gear 平麪包絡(luò)環(huán)麪蝸桿Planar Enveloping Hourglass Worm Gearing 平麪包絡(luò)環(huán)麪蝸桿傳動(dòng) 返回 enveloping worm