构

The new Lewis acid centers are active for aromatization of propane.

新增加的L酸中心可能是芳构化反应的活性中心。

The aromatization of catalytic refinery gas without any pretreatment has been studied.

探讨了以未经任何预处理的炼厂气作原料气的芳构化反应。

Hydrogen transfer reaction was present in the course of aromatization, anddehydrogenation...

在芳构化过程中既有氢转移反应，又有直接脱氢生成芳烃的反应。

The high dispersion of Mo species and suicable strength of surface acidity of the catalysts favored the aromatization reaction.

在Mo/HZSM-5催化剂中，高分散状态的钼物种和适当强度的酸中心，有利于芳构化产物的生成。

After intensive efforts from some catalytic research groups worldwide for about 10 years, many encouraging progress in terms of methane activation and aromatization mechanism have been achieved.

经过近十年的研究探索，在甲烷活化、芳构化机理方面均已取得了重要的成果，并形成了一些主要的观点。

Weight ratio of water to oil ; weight ratio of catalyst to oil ; aromatization ; FCC gasoline

水油比；剂油比；芳构化；催化裂化汽油

It shows that there are cracking and aromatization reactions of C2,C3and C4 hydrocarbons,but no conversion of methane is found.

结果表明，在不同催化剂上，都会发生C2～C4烃的裂解和芳构化反应，但没有观察到甲烷的转化。

Likewise the aromatization of testosterone to estradiol may be beneficial in preventing a more dramatic change in serum cholesterol due to the presence of the hormone.

同样的芳构化的睾丸激素以雌二醇可能有利于防止更多的戏剧性变化血清胆固醇因激素。

Diadochokinesia rate is a part of the important content of the quantitative assessment of articulating function.

口腔轮替运动速率是构音功能定量评估的重要内容之一。

In this article we compared articulation of phoneme in English and Chinese, and summarized the differences between them.

本文通过比较英语和汉语普通话语音音位在构音上的差别，总结出在言语矫治中英语和普通话系统中的不同及各自的侧重点。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。