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Terms for subject Packaging containing 密封 | all forms | in specified order only
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密封primary seal
初级密封封闭,封液primary seal
密封primary seal
密封厚度实验seal thickness measurement
密封seal jaws
密封圈边缝lock and lap side seam
密封机,熔接机,封口机sealing machine
密封检查员closure supervisor
密封sealing groove
真空密封closing vacuum