hourglass worm gearing
短语词组
- double envelope hourglass worm gearing 二次包络环面蜗杆副传动
- double enveloping hourglass worm gearing 平面二次包络环面蜗杆
- Planar Enveloping Hourglass Worm Gearing 平面包络环面蜗杆传动
- The double -enveloping hourglass worm gearing 平面二次包络环面蜗杆传动
- plane re -enveloping hourglass worm gearing 平面二次包络环面蜗杆传动
- Double -enveloping hourglass worm gearing 二次包络环面蜗杆传动 返回 hourglass worm gearing