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二羟基苯甲酸的英文

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"二羟基苯甲酸"怎么读用"二羟基苯甲酸"造句

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  • dihydroxy-benzoic acid

例句与用法

  • Gamma - resorcylic acid gamma
    雷琐酸二羟基苯甲酸
  • Study on thecolor reaction of the new reagent 3 - benzothiazolylazo - 2 , 6 - dihydroxybenz0ic acid btadhb w1th copper ion
    二羟基苯甲酸与铜显色反应的研究
  • The results show that : - bi is a good burning catalyst of double - base propellant and possesses an excellent ability to reduce pressure exponent
    结果表明, 2 , 4 -二羟基苯甲酸铋是双基系推进剂良好燃烧催化剂,它能显著提高了双基推进剂的燃速,并降低压强指数。
  • Dihydroxybenzyl alcohol is synthesized from 3 , 5 - dihydroxybenzoic acid by acylation and reduction by sodium borohydride reagent systems , which gives a convenient synthetic method
    摘要以3 , 5 -二羟基苯甲酸为原料,经酰化、硼氢化钠还原体系还原,合成了3 , 5 -二羟基苯甲醇。
  • In order to investigate the effect of 2 , 4 - dihydroxylbenzoate ( - bi ) on the combustion of double - base propellant , the combustion law of the propellants containing - bi was studied by means of the single frame amplification photography fl miniature thermocouple , the scanning electron microscopy ( sem ) and the link isis energy spectrum
    摘要为了探索2 , 4 -二羟基苯甲酸铋对双基推进剂燃烧的催化作用,采用单幅放大彩色摄影法、型微热电偶技术、扫描电镜和电子能谱研究了含2 , 4 -二羟基苯甲酸铋双基推进剂的燃烧规律。
  • Especially , when - bi together with a little carbon black ( cb ) or copper salt is used , the catalytic effect is better ; the flame structures of the double - base propellants containing - bi are similar to the typical plateau double - base propellant , but the combustion temperature distribution has been changed because of adding the - bi ; and the active components of catalysts deposit on the burning surface of propellants and the quenched surfaces of propellants with various catalysts possess different structure
    它与铜盐和少量炭黑( cb )复合后,催化效果更优; 2 , 4 -二羟基苯甲酸铋加入后,推进剂的火焰结构保持了典型平台双基推进剂的结构特征,但改变了双基推进剂燃烧波温度分布,炭黑和铜盐的加入对2 , 4 -二羟基苯甲酸铋的催化作用有很大影响;催化剂分解的活性组分富集在燃烧表面,不同催化剂使推进剂熄火表面形成不同的结构。
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