• 生产14-羟基甲酸、甲醌,销售自产产品

    Production 1, 2 hydroxy beta 4 - formic acid, a beta consignment sales produced products.

    youdao

  • 生产14-羟基甲酸、甲醌,销售自产产品

    Production 1, 2 hydroxy beta 4 - formic acid , a beta consignment sales produced products.

    youdao

  • 采用相转移催化合成了1羟基2甲酸四乙酰葡萄糖进行了IR、1HNMR、MS元素分析证明了其结构。

    Tetraacetyl glucosyl ester of 1 hydroxy 2 naphthoic acid was synthesized by PTC method and confirmed by IR, 1HNMR, MS and elemental analysis.

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  • 介绍甲酸乙二醇酯(PEN)的性能,并对国内外生产应用发展前景进行了分析。

    The paper introduces the properties of polyethylene naphthalate(PEN). It's production, application and perspective are analysed both at home and abroad.

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  • 综述了近年国外对苯二甲酸乙二酯甲酸乙二酯啤酒瓶开发应用讨论了两者的利弊。

    The development and use of polyester (such as PET and PEN) beer bottles abroad in recent years are reviewed, and their advantages and disadvantages discussed.

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  • 简述了聚甲酸乙二醇酯(PEN优异性能诸如耐热性,良好机械性能,气性紫外线性等等;

    The enhanced properties and performances of PEN such as high heat stability, better mechanical properties, steam and ultraviolet resistance were recounted briefly.

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  • 另外这些突变体对生长素极性运输抑制剂1-甲酰甲酸敏感性提高说明这些突变影响了生长素的运输。

    The mutants also displayed enhanced sensitivity to N-1-naphthylphthalamic acid, an inhibitor of polar auxin transport (PAT), indicating that the mutations affected auxin transport.

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  • 对乙酰氧基苯甲酸、对苯二酚二乙酯、2,6-甲酸间苯二甲酸四种单体通过熔融缩聚反应,合成了芳香族四组分共聚酯

    The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.

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  • 第三部分研究了二苯基烯哌嗪苯甲酸-酰亚胺衍生物的抗肿瘤凋亡性能。

    The third section studied on the alternative modification of naphthalimide scaffold and evaluated their antitumor and apoptosis-inducing function.

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  • 甲酸甲酯一些二甲基可以形成激基复合物

    This paper is concerned with the exciplex formation between 2, 6-dimethyl naphthalene di-carboxylate and some dimethyl naphthalenes.

    youdao

  • 甲酸甲酯一些二甲基可以形成激基复合物

    This paper is concerned with the exciplex formation between 2, 6-dimethyl naphthalene di-carboxylate and some dimethyl naphthalenes.

    youdao

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