查询词典 alkenes
- 与 alkenes 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 experimental results for the recovery of mixed and individual alkenes
方法的准确度实验表明，烯烃单体和混合烯烃的回收率均在96.5%-101%，说明该方法可用于汽油中烯烃含量的测定，同时应用该方法可对汽油中烯烃碳数、类型分布及含量有直观而清晰的认识，可为相关的催化剂及工艺研究提供丰富且准确的组成信息。
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The research development of the reaction of light alkenes from CO 2 hydrogenation and the supply of cheap hydrogen is discussed.
对CO_2加氢合成低碳烯烃反应进行了热力学分析，就近年来关于CO_2加氢合成低碳烯烃反应及廉价氢的供给的研究进展进行了综述。
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More research work is needed to ascertain the reaction mechanism to develop new, highly selective zeolite catalysts to increase the conversion of the alkenes.
提出应通过对此反应机理的深入研究以筛选出新的、高选择性的沸石催化剂以提高反应的转化率。
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The progress in alkylation reaction of benzene with long chain alkenes was introduced from the two aspects of catalyst research and reaction technology.
从催化剂研究和反应技术两方面介绍了苯与长链烯烃烷基化反应技术的研究开发进展。
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The invention relates to a work-starting method of FCC gasoline hydrodesulfurization to degrade the alkenes.
本发明涉及一种FCC汽油加氢脱硫降烯烃技术的开工方法。
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In this thesis, we reported ZrCl_4 and BiCl_3 catalyzed hydroamination of alkenes and the synthesis of two titanium imido compounds.
本文报道了用ZrCl_4和BiCl_3催化的烯烃的氢胺化反应的研究和两个含钛氮双键络合物的合成，全文共分为三大部分： 1。
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The results showed that the catalyst was very efficient for the conjugate addition of amines to electron deficient alkenes with excellent yields in several minutes.
在进一步的催化反应过程中发现，该催化剂对反应具有很高的催化活性，能催化该反应在短短数分钟内完成。
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This catalyst system was applied in the cyclopropanation of other alkenes, and the results indicated that the catalyst system excelled mono-catalyst.
将这个催化体系用于其他烯烃的环丙烷化，结果表明，协同催化效果优于单一催化体系。
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The content of alkenes in FCC gasoline exceeding the standard and the shortage of propylene are the two problems in Chinese petrochemical industry.
FCC 汽油烯烃含量超标和丙烯短缺是我国石油化工行业面临的两个问题。
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In all these components, the kinds and the contents of aromatic hydro-carbon, aldehydes, alkyls and alkenes increased significantly.
此外，对于军队、登山、探险、航海等特殊行业，就更需要一种贮存时间长，且品质有保证的方便主食面包。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长，致力于国学的研究和推广。