短語詞組短語planar enveloping hourglass worm 平面包絡(luò)環(huán)面蝸桿plane enveloping hourglass worm 平面包絡(luò)環(huán)面蝸桿double enveloping hourglass worm gearing 平面二次包絡(luò)環(huán)面蝸桿planar enveloping hourglass worm gear 平面包絡(luò)環(huán)面蝸桿Planar Enveloping Hourglass Worm Gearing 平面包絡(luò)環(huán)面蝸桿傳動The double -enveloping hourglass worm gearing 平面二次包絡(luò)環(huán)面蝸桿傳動plane re -enveloping hourglass worm gearing 平面二次包絡(luò)環(huán)面蝸桿傳動Double -enveloping hourglass worm gearing 二次包絡(luò)環(huán)面蝸桿傳動 返回 enveloping hourglass worm