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Terms for subject Metallurgy containing 密封 装 置 | all forms | in specified order only
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密封装置seal
密封装置hermetically tight seal
气体密封装置gas lock system
滑动密封装置sliding seal
炉顶密封装置furnace top sealing device
炉顶密封装置top closing device
炉顶密封装置top-closing device
炉顶密封装置furnace top seal valve
电子枪真空密封装置electron gun vacuum lock
落棒式密封装置drop-bar type seal
进料密封装置entrance lock
防雨密封装置rain seal