甲烷

The calculated results validate the rationality of molecular structure design for TPA-based organic dyes.5.Effects on DSCs performance by dye bath solvents were investigated,and dichloromethane is chosen for sensitizers' comparison.6.The Incident Photon-to-Ccurrent Conversion Efficiencyand Current-Voltage curves of the DSCs based on the as-prepared dyes were measured.The relationship between dye structures and photovoltaic performance of the DSCs were studied.

计算结果证明了三苯胺基染料分子结构设计的合理性。5、研究了TiO_2膜的染料敏化时所用溶剂对电池性能产生的影响，结果表明，二氯甲烷溶液敏化的膜电极，用于DSCs的测试，均表现出较好的光电性能。6、通过入射单色光光电转换效率以及电流-电压曲线的测试，系统表征了三苯胺基染料敏化的DSCs的光电转换性能，揭示了影响电池性能参数差异的因素。

Their technology and process is basically similar to that used ethylene, the raw material for the oxygen in the silver catalyst, caused by methane or nitrogen stabilizer, the existence of inhibitors of chloride, ethylene oxide directly generate ethylene oxide and ethylene B N and further to certain substances in water than in the tubular reactor for generating hydration ethylene glycol, ethylene glycol solution through evaporation to mention thick, dehydration, fractionation be ethylene glycol and other by-products.

它们的工艺技术和工艺流程基本上相似，即采用乙烯、氧气为原料，在银催化剂、甲烷或氮气致稳剂、氯化物抑制剂存在下，乙烯直接氧化生成环氧乙烷，环氧乙烷进一步与水以一定物质的量比在管式反应器内进行水合反应生成乙二醇，乙二醇溶液经蒸发提浓、脱水、分馏得到乙二醇及其他副产品。

Chloroacetic acid,chloromethyl ether,acetone,mphenylenediamine,butyl acetate,ethyl acetate,methylene chloride,ethylene dichloride,dioxane.

氯乙酸，氯甲醚，丙酮，间苯二胺，醋酸丁酯，醋酸乙酯，二氯甲烷，二氯乙烷，二氧六环。

Selective oxidation of methane and light alkanes is one of the most challenging problems in terms of heterogeneous catalysis and surface s...

甲烷和低碳烷烃选择性氧化是多相催化和表面科学领域最具挑战性的前沿研究课题之一。

Selective oxidation of methane and light alkanes is one of the most challenging problems in terms of heterogeneous catalysis and surface science.

甲烷和低碳烷烃选择性氧化是多相催化和表面科学领域最具挑战性的前沿研究课题之一。

Many anaerobes were killed in sludge from UASB during the 6 months of acclimation, which resulted in decreased dechlorination rate and SMA.

对UASB反应器颗粒污泥的间歇驯化过程中厌氧微生物大量死亡，脱氯速率和比产甲烷活性比驯化前有明显下降。

To optimize the reaction condition for the purpose of target compounds synthesis, the advance of 1,3-dipolar cycloaddition and click chemistry is reviewed. The conditions of the reaction between azides or nitrile oxides and terminal alkynes were optimized experimentally and the best operation condition was established.

以此为核心，以价廉易得的小分子原料通过数步反应，分别合成了异噁唑、三氮唑杂环取代(来源：29ABceC论文网www.abclunwen.com)的甲烷衍生物和三嗪联三氮唑杂环衍生物这两个比较有意义的小分子化合物库，达到了分子的多样化。

The active biocidal substance is chlorine dioxide (ClO2) which is 10x more powerful than chlorine and chlorine-type disinfectants, works at a broad pH-range from 4-10 and generate no harmful by- products or side effects.

氯气及含氯类的消毒剂基本上会产生一些副产品，如：总三卤甲烷、突变剂等致癌物，对人体健康造成危害，但二氧化氯并不产生此类副产品。

State-of-the-art systems report producing biogas that is more than 95% pure methane.

最新系统报告产生的沼气中甲烷的含量超过 95%。

It is found that the hydrogen composition of the biogas is about 43%~69% and no methane is detected.

生物气中氢气的体积分数为43%~69%，无甲烷。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。