cyano-polyester-plastics heat insulation pipe的意思|示意

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氰基聚酯塑料保温管


cyano-polyester-plastics heat insulation pipe的网络常见释义

氰聚塑保温管 保温管补口 heat preservation pipe patch cut 氰聚塑保温管 cyano-polyester-plastics heat insulation pipe ; plastics heat insulation pipe 聚氨酯预制直埋保温管 WHAXT ..