- 丁纳橡胶dīng nà xiàng jiāo
buna
- 丁晴橡胶dīng qíng xiàng jiāo
NBR(nitrile rubber buna); Buna-N rubber
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frilals,
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Frilled Lizard,
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3G,
401(K),
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fringepod,
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3G,
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Frisian Islands,
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3G,
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