查询词典 reactant
- 与 reactant 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The results show different factors in this process such as reactant ratio, atmosphere pressure etc.
结果表明,反应物投料比例,合成气氛压力等因素对合成产物化学计量配比有显著的影响。
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The effects of reactant ratio, catalyst amount, reaction time and temperature on the yield of p-nitro-ethyl benzoate were discussed.
以硫酸氢钾为催化剂,合成对硝基苯甲酸乙酯,并对影响产率的诸因素进行了考察。
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The results indicated that cubic boron nitride could be prepared when H3BO3 was used as reactant.
另一方面,用三聚氰胺取代部分NaN3作为氮源时,样品几乎是纯相的hBN。
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The effects of reactant concentration, reaction temperature, pH value, additive and calcine on TiO2 crystalline size and morphology were discussed.
重点研究了反应物浓度、温度、pH值、添加剂和煅烧等条件对产物形貌和尺寸的影响。
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The effect of the mole ratio reactant, reaction temperature, reaction time , catalyzer on the each reaction were studied.
研究反应物配比、反应温度、反应时间、催化剂用量对各步反应的影响,得到最佳反应条件。
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As well as activity was exhibited. Theaddition of cinchonidine led to a remarkable increase in the reaction rate, as confirmed bythe IR study that the modifier activates the carbonyl groups of the reactant through itsquinuclidine nitrogen. On the contrary,〓 exerted a strong inhibition effect on theenantioselective hydrogenation. Chapter 3 Finely dispersed polyvinylpyrrolidone-stabilized iridium andbimetallic clusters were prepared by the alcohol-water reduction method.
第三章 采用醇水还原的方法制备了聚乙烯基吡咯烷酮稳定的铱纳米簇及双金属纳米簇,对丙酮酸甲酯的催化氢化表明,在铱金属簇催化体系中,辛可尼定不仅诱导了一定的对映选择性,同时对反应活性有明显的促进作用,平均反应速率可提高2-6倍。
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The reaction system to produce hydroxyl radical was also optimized such as the effects of reactant concent...
以直径为300μm的碳圆盘电极为检测电极,工作电极电位为0.95Vvs。
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By employ those techniques,the energy thresholds for conformational isomerization in a given reactant-product conformer pair(e.g.tryptamine) are directly determined.
文中还简要介绍了一种新的应用于构象异构动力学研究的光谱方法,即激励辐射泵浦-注孔和激励辐射泵浦-布居转移。
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Under the microwave radiation, makes the catalyst with the potassium iodide,The sodium hydroxide makes the neutralization agent, synthesized the phenmethyl -2- naphthyl ether, take 2- naphthol and the chlorination animal pen as the raw material, Uses the single factor cut-and-try method, To a reactant mole of ratio, the catalyst and the solvent amount used, the microwave power, the radiation time and so on have conducted the research to the product receiving rate influence.
在微波辐射下,以2-萘酚和氯化苄为原料,用氢氧化钠作碱剂,碘化钾作催化剂,水-DMF为溶剂合成了苄基-2-萘基醚;采用单因素实验法,对反应物的摩尔比、催化剂及溶剂用量、微波功率、辐射时间等因素的影响进行了研究。
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The results showed that the decompound ratio of molybdenum disulfide and ratio of sulfur fixation could reach 99.5% and 92% respectively when the reactant ratio n(MnO_2)/n(MoS_2) was 3, reaction temperature was 450℃ and 550℃, reaction time was all 2h, and air flow was 15-20ml/min. The calcine were leached by sulfuric acid when the temperature was 30℃, and the leaching ratio of molybdenum and manganese could reach 99% and 92% respectively.
结果表明,将辉钼矿(MoS_2)和二氧化锰(MnO_2)按摩尔比1:3的比例混合均匀,在管式炉中依次在温度为450℃和550℃下分别焙烧2小时,鼓风量为15-20ml/min,此条件下MoS_2的分解率可达99.5%以上,固硫率可以达92%。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。