... 聚四氯乙烯树脂 poly tetra fluoroethylen resin 聚四氯乙烯支座 tetrafluoroedthylene bearing ; PTFE bearing 四氯乙烯 四氯乙烯 Tetrachlorethen, Perchlorethylen ...
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... 盆式橡胶支座 pot rubber bearing 聚四氯乙烯支座 poly-tetrafluoroedthylene bearing； PTFE bearing 涡流激振 wortex-excited oscillation ...
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... 聚四氯乙烯树脂 poly tetra fluoroethylen resin 聚四氯乙烯支座 tetrafluoroedthylene bearing ; PTFE bearing 四氯乙烯 四氯乙烯 Tetrachlorethen, Perchlorethylen ...
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