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1. | 接头 管道铰接头,chute swivel... ... ) chute swivel joint 管道铰接头 ) spliced joint 铰接，接头 ) adjustable fitting 铰接接头 ... www.dictall.com | 2. | 铰接 管道铰接头,chute swivel... ... ) chute swivel joint 管道铰接头 ) spliced joint 铰接，接头 ) adjustable fitting 铰接接头 ... www.dictall.com |
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