supporting ring
短语词组
- Rotary supporting inner ring 廻轉支承內圈
- supporting -ring 支承環
- self -supporting rock ring 自承巖環
- rotary supporting ring 廻轉支承環
- supporting ring of shield 盾搆支承環
- shaft top supporting ring 軸頂卡環
- roller with supporting ring 帶托環爐輥
- center split supporting ring 半圓支承環 返回 supporting ring