labyrinth shaft seal的意思|示意
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迷宫式轴封
labyrinth shaft seal的网络常见释义
迷宫式轴封 ... labyrinth shaft seal 迷宫式轴封 labyrinth gland seal 迷宫式油封 ; 迷宫式密封 Labyrinth seal 迷宫密封 ; 迷宫式密封 ...
labyrinth shaft seal相关短语
1、 labyrinth type shaft seal 迷宫式轴封