“GR-S rubber”的概念、定义、翻译、参考文献-科学参考

单词	GR-S rubber
释义	GR-S rubber [¦jē¦är`es ´rǝb·ǝr] ^{ORGANIC CHEMISTRY} Former designation for general-purpose synthetic rubbers formed by copolymerization of emulsions of styrene and butadiene; used in tires and other rubber products; previously also known as Buna-S, currently known as SBR (styrene-butadiene rubber).
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