短語詞組短語planar enveloping hourglass worm 平麪包絡(luò)環(huán)麪蝸桿plane enveloping hourglass worm 平麪包絡(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The double -enveloping hourglass worm gearing 平麪二次包絡(luò)環(huán)麪蝸桿傳動plane re -enveloping hourglass worm gearing 平麪二次包絡(luò)環(huán)麪蝸桿傳動Double -enveloping hourglass worm gearing 二次包絡(luò)環(huán)麪蝸桿傳動 返回 enveloping hourglass worm