乙烯

The partial oxidation of ethane to ethene and hydrocarbon oxygenates is one of the most difficult processes in partial oxidation of alkanes.

乙烷选择氧化制乙烯或烃类氧化物是烷烃选择氧化研究的热点之一，也是难点之一。

The ethene's production and trade which must be over 600 thousands tons every year and a ten-thousand-ton berth for the project.

年产60万吨及以上规模乙烯的生产、贸易及相配套的万吨级以上深水泊位一座，项目总投资8亿美元以上。

Above the light off temperature, the main products of ethane oxidative dehydrogenation were ethene, carbon monoxide and carbon dioxide.

在负载型杂多酸上进行的乙烷氧化脱氢反应主要产物是乙烯、一氧化碳和二氧化碳。

Results show that PCE was dechlorinated reductively to DCEs and TCE, probable VC and ethene.

结果表明：在微生物的作用下pce还原脱氯为TCE和DCEs，可能有VC和乙烯。

What is the structure of the Diels-Alder product of anthracene with ethene, and maleic anhydride

答：写出蒽与乙烯，马来酸酐的反应产物

Based on density functional theory calculation with periodic boundary conditions, the possibility of the direct coupling of methanol into ethene by oxonium ylide mechanism was investigated.

采用基于周期性边界条件的密度泛函理论研究了HSAPO-34分子筛上甲醇通过氧鎓叶立德机理直接耦合生成乙烯的可能性。

SiC thin films of large area were prepared successfully in a plasma-enchanced CVD reactor at room temperature, with silane and ethene used as raw materials and Ar as carrier gas.

采用射频等离子体增强的气相沉积法，以硅烷和乙烯为原料，在常温下成功的合成了碳化硅薄膜。

Ethene can be chemisorbed on the Lewis acid sites Fe〓 by the C=C double bond.

乙烯分子可通过C=C双键吸附在催化剂表面的Lewis酸位Fe〓上。

Properly selected reaction temperature can suppress the secondary reactions and enhance the production of propene and ethene.

以MCM-49分子筛为催化剂，纯1-丁烯为原料，考察了反应温度对烯烃催化裂解制丙烯、乙烯反应性能的影响。

Catalytic cracking process for production of propylene and ethene from 1-butene was investigated using MCM-49 zeolite.

以MCM-49分子筛为催化剂，纯1-丁烯为原料，考察了反应温度对烯烃催化裂解制丙烯、乙烯反应性能的影响。

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。

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