查询词典 ethane

The results revealed that ethane and oxygen can react on catalysts with good reactivity and selectivity.

评价结果表明，临氧条件下，在四种铁基复合氧化物催化剂上的反应性能差别较大，这种反应性能上的不同是与催化剂本身结构和晶格氧的活泼性密切相关的。

In this way, rare earth lanthanum could seriously inhibit the adsorption of ethane on the carbon surface.

由于稀土对乙烷吸附量极小，从而极大抑制了活性炭载体对乙烷的物理吸附，这是此复合吸附剂提高乙烯乙烷分离性能的主要原因。

In the case of ethane, then , there exist three conformational isomers or conformers, which are degenerate because they are congruent , have the same energy, and are, in all respects, indistinguishable.

在乙烷的话，那么，我们有三种异构体或构构，这是堕落，因为他们是一致的，具有相同的能量，并在所有方面，没有什么区别。

For ethane, the critical pressure is 707.8 psia.

乙烷的临界压力为707.8磅/平方英寸。

If polar conditions are as cool as predictions say, ethane could accumulate as polar ice.

如果两极的状况如同预报的足够冷，乙烷将作为极地冰堆积起来。

This study analyses the operating status of the Sinkiang ethane with the production capacity of 140,000 tons per year.

本研究报告运用在 MBA 研究生班所学知识，分析了新疆 14 万吨乙烯目前经营业绩和财务现状，评估了扩能改造后企业价值。

Here we synthesized a CTA Z-1, 2-(oxiran-2-ylmethoxy ethane, and used it to end the ROMP reaction.

然后，我们利用酯化的方法，设计合成了叔丁基保护的降冰片烯衍生物单体。

BA110 ethane pyrolysis furnace is an important equipment of ethylene plant.

BA110乙烷裂解炉是乙烯装置的重要设备。

That may partially explain the lack of liquid ethane oceans and clouds at Titan's middle and lower latitudes.

这或许能部分的解释泰坦中低纬度地区缺乏乙烷海洋和乙烷云。

This thesis compares the deviation factor of methane, ethane and CO2, which are calculated with empirical formula.

为此从计算偏差因子经验公式入手，对比了甲烷、乙烷、CO2纯气体的偏差因子。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。