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密封环;活塞环
meaning in English
obturator ring
Related Words
活塞环
活塞环密封
密封活塞环
活塞环磨损
斜角活塞环
活塞环磨床
活塞环擦伤
标准活塞环
活塞环隙
活塞环端
密封滑动轴承
密封环
密封环衬套
密封环盖
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