难检字字典在线查询

汉语拼音：bǐ dìng

有机化合物，分子式Ｃ５Ｈ５Ｎ。弱碱性。无色或黄色液体，有特殊气味。可用作溶剂、试剂，也用于制颜料和药品等。

1. 英文pyridine的译音。有机化合物，无色液体，有臭味。可用作溶剂或有机合成原料。

• When an organic molecule like electron donating pyridine adsorbs on the surface, cations get reduced due to charge transfer.

  当一个有机分子如电子给予体吡啶吸附在表面上时，阳离子由于电子转移而还原。

• The structure, pore volume distribution and acid property of these samples were characterized by means of XRD, BET, NH3-TPD and Pyridine-IR.

  以XRD，BET，NH3-TPD和吡啶吸附等方法对它们的构型、孔分布和酸性质进行了表征；

• Cyclopenta(cyclohexane)pyridin-ol was an important chiral intermediate and widely used in organic synthesis.

  环戊（己）烯并吡啶醇是一种重要的手性中间体，其应用前景广阔。

• The test result of IR spectrum showed that the structure of bipyridine was not destroyed during the synthesis of probe molecules.

  红外光谱测试结果表明探针分子联吡啶钌在合成过程中，原料联吡啶的结构没有被破坏。

• In the original titrimetric solution, known as Karl Fischer Reagent, the sulfur dioxide and iodine are dissolved in pyridine and methanol.

  在最初的滴定溶液里，已知的是卡尔费休试剂，二氧化硫和碘溶解在吡啶和甲醇中。

• Conclusion Compound lactobacillus acidophilus combined with salazosulfapyridine coloclysis is effective in treating ulcerative colitis.

  结论复方嗜酸乳杆菌联合柳氮磺胺吡啶灌肠能有效治疗溃疡性结肠炎。

• The mechanism of extraction of uranium (VI) from nitric acid solutions with a novel extractive pyridines kerosene was investigated.

  研究了新萃取剂吡啶从硝酸介质中萃取铀的机理。

• Use: Used as an embedding medium in diatoms assay, to examine pyridine, to determine hydroxy , and to identify tertiary amine.

  用途：作为色埋物质检验硅藻类；测定羟基和鉴别叔胺的试剂。试验吡啶。

• Objective To explore the efficacy of compound lactobacillus acidophilus combined with salazosulfapyridine coloclysis for ulcerative colitis.

  目的探讨复方嗜酸乳杆菌联合柳氮磺胺吡啶灌肠治疗溃疡性结肠炎的效果。