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- It is investigated that preparation of aromatic akdehyde by liquid phase autoxidation of mono substituted toluene in acid or alkali system. 研究了在酸碱不同体系下气氛液相氧化对氯甲苯、邻硝基甲苯制取相应芳香醛的反应,比较了反应温度、反应时间、氧气流量、底物浓度对各自反应的影响。
- A novel synthetic method for mono substituted phenylpiperazine from the reaction of phenylbromide with piperazine selectively catalyzed by copper and copper sul-fate without any solvent was developed. 报道了无溶剂条件下用铜和硫酸铜作催化剂由溴苯与哌嗪选择性合成单取代苯基哌嗪的新方法,并初步研究了溶剂、反应时间、反应温度对反应产率的影响。
- mono substituted phthalocyanine zinc 酞菁
- Keywords soliton;polaron;phenyl substituted polyacetylene; 孤子;极化子;苯基取代聚乙炔;
- In the third part, the condensed Fukui function (CFF) has been used to predict the reactive sites for electrophilic aromatic substitution in osmabenzene and mono substituted osmabenzene. 第三部分运用凝聚的Fukui函数预测了锇杂苯及单取代锇杂苯在亲电芳香取代反应中的活性部位。
- Aryl substituted polyacetylenes and their derivatives exhibit a lot of novel optical, electric, magnetic properties. 芳基取代聚炔及其衍生物呈现出光电磁等许多新颖的性能。
- The coach substituted Smith for Jones. 教练让史密斯上场，换下了琼斯。
- Tom substituted for the injured player. 汤姆替换了那个受伤的运动员。
- The understudy was substituted when the leading actor fell ill. 主角演员患病，由替角代替演出。
- A striker was substituted for a midfield player in the last half-hour of play. 在比赛的最后30分钟里，一个中场运动员被一个强攻手替换了下去。
- We substituted a red ball for blue to see if the baby would notice. 我们用红皮球换下了蓝皮球，看这婴儿会不会发觉。
- Home-made parts are being substituted for imported ones. 国产零件取代进口零件。
- Predication of Reactive Sites in Electrophilic Substitution of Heterocycles and Mono Substituted Heterocycles by Condensed Fukui Function Fukui函数在传统杂环及单取代杂环亲电取代反应中的活性部位预测
- Is the home for the Mono community. 是Mono社区的主页。
- Gold, Rhodium, Quarter inch, Straight, Mono. 镀金，镀铑，单声道。
- She substituted margarine for butter. 她用人造的奶油代替黄油。
- Optional) Mix the 2 channels into one mono track. 选择性)混合两条声道至一条单声道音轨。
- Kiom da tempo investota, tiom da mono gajnota. 这个句子怎么翻译比较好？
- He substituted as the typist in the office. 他代替做这个办公室的打字员。
- Gold, Rhodium,Quarter inch, Right angle, Mono. 镀金，镀铑，直角，单声道。
