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- This paper presents one's opinion for reduction course in alkali sulphide reduce nitro compound. 本文对硫化碱还原硝基化合物的反应历程写法提出了自己的见解。
- The mechanism and the methods of electrochemistry or combined electrochemistry and other technology to degenerate Nitro compound were introduced in this paper. 阐述了电化学或电化学与其他方法联合使用处理硝基化合物的机理和方法。
- Nitro compound: Any of a class of chemical compounds in which the nitro group (-NO2) forms part of the molecular structure. 硝基化合物:分子结构中含有硝基(-NO2)的任何一类化合物。
- As a catalyst for hydrogenation of various substrates,such as nitro compounds, aromatic aldehydes, olifens, and... 这种催化剂稳定性也很高，长时间反应也能保持高活性，钯不脱落。
- Appling these values to the estimation of heat of formation of aliphatic nitro compounds, a satisfied result is given. 硝基化合物是常用的含能材料,其生成热的估算具有重要的意义。
- To study the nucleophilic addition of N-methylhydroxylamine and O-methylhydroxylamine to unsaturated nitro compounds. 研究N-甲基羟胺与O-甲基羟胺对不饱和硝基化合物的加成反应。
- The concentrations of nitro compounds and water decide whether reduction or carbonylation. 硝基化合物和水的浓度是决定进行硝基还原反应还是羰基化反应的关键。
- Study on synthesis of nitro compound from terpenoid 单萜类硝基化合物的合成研究
- The imction on arornatic nitro compounds of diffemt substituen groups with so-dium polysulfide was detected by UV and ESR, aspdrivey. 采用紫外光谱及ESR分别测定了不同取代基团的芳香族硝基化合物与多硫化钠溶液的反应。
- The Progress in Catalytic hydrogenation for the preparation of armatic amine from aromatic nitro compounds in liquid phase was reviewed. 对近年来以硝基芳烃为原料,用液相催化加氢还原方法制取芳胺的应用及其进展进行了归纳总结。
- Abstract Sewage containing aromatic nitro compounds pollutes a river, which in turn pollutes underground water at lower reaches. 摘要 含有硝基芳香族化合物的污水排入河流后,对下游地区的地下水造成污染。
- Keywords nitro compound;condensation;ammoniation.; 硝基化合物;缩合反应;氨化反应;
- Her dream to enter the famous university came true. 她要进入名牌大学学习的梦想实现了。
- A series of UV and visibe spectra of aromatic nitro compounds reacting with sodium polysulfide were determined. The intermediates and mechanisms of these reactions were discussed. 通过对一系列芳香硝基化合物与多硫化钠在碱性溶液中反应的吸收光谱图的测定，讨论了反应中间产物的结构和有关的反应机理。
- The novel originally came from a true love affair. 这本小说原先是从一个真实的爱情故事发展而来的。
- I believe that he will show his true colors someday. 我相信他总有一天会现出原形的。
- True visionaries are often misunderstood by their own generation. 真正有远见卓识的人往往招致同时代人的误解。
- She gave the true account of what had happened. 她如实地讲述了发生的事情。
- His wish to be an actor has come true. 他想当演员的愿望实现了。
- True friendship is worth more than money. 真正的友谊比金钱更有价值。
