labyrinth seal
短语词组
- labyrinth gland seal 迷宫式油封;迷宫式密封
- labyrinth oil seal 迷宫式油封
- labyrinth air seal 迷宫式气封;蓖齿空气封严件
- labyrinth type seal 迷宫式密封
- labyrinth shaft seal 迷宫式轴封
- labyrinth spiral seal 迷宫螺旋密封
- labyrinth type shaft seal 迷宫式轴封
- The Labyrinth Seal 迷宫式密封
- labyrinth seal force 汽封力 返回 labyrinth seal