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聚四苯基乙烯
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聚四苯基乙烯
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聚四苯基乙烯
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poly(tetraphenylethylene);PTPE
聚四苯基乙烯
主链中含有四苯基乙烯结构单元的聚集诱导发光聚合物。英文缩写PTPE。结构包括线型、星形、树枝状、超支化及交联网状结构等。
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crop gene discovery
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crop germplasm sensitivity to environmental factors
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cropping systems in medieval Europe
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