转化率

Zeolite shows high catalytic activity for hydration etherification of propene, but its stability needs to be improved.

采用该方法改性的催化剂，对丙烯水合醚化反应连续运转 72 0h ，丙烯转化率由 5 6 6 %仅降为 5 2 %，表明催化剂稳定性得到明显改

Particularly,ethylenediamine is an optimal choice for improving the selectivity for cyclohexanone oxime.

在催化剂与硝基环己烷摩尔比为1∶100、反应温度95℃的条件下，反应6h后的硝基环己烷转化率可达100%，环己酮肟选择性可达84.2%。

In chlorination, conversion of Si-H groups reaches 90% and active groups, such as ethynyl, keep unchanged.

表征结果显示，硅氢基团的转化率达到90％，炔基活性基团未发生变化。

The overall NOX removal efficiency is expressed as an explicit function of space velocity and other parameters, and a simple analytic solution is obtained.

NO_x转化率可以表示为空速和其它参数的显函数并获得单一的解析解。

Thymus index, milt index and bursa of Fabricius index were measured and lymphocyte proliferation of peripheral blood and milt was detected.

试验期42 d。试验结束后，测定各组胸腺、脾脏和腔上囊系数及外周血和脾脏淋巴细胞的转化率。

To increase the fermentability and the yield of hydrogen,the effects of pre-processing method of molasses and fermentative conditions on cell growth and hydrogen production were investigated in batch culture.

为了提高糖蜜的可发酵性和氢转化率，采用批式发酵法研究了糖蜜前处理过程和发酵条件对Ethanoligenens sp B49生长和产氢的影响。

An enzyme membrane reactor that immobilized free lipase in the space of fiber was used to prepare biodiesel. After 36h reaction the content of biodiesel was 30.8%.

本文尝试将游离脂肪酶液封装于中空纤维内腔的酶膜生物反应器中来制备生物柴油，36h时转化率达到30.8％。

Filially 80.4% methane conversion, 14.3% C2 hydrocarbons yield and 18.7% C2 hydrocarbons selectivity were obtained.

在此条件下得到甲烷转化率为80.4%，C2烃的总收率和总选择性为14.3%和18.7%。

The experimental results show that, Mn〓O〓 and Na〓Zr〓, which were cubic crystal and floccule in catalyst surface respectively, were active species, Mn〓O〓 was main active species and addition of Zr further activated methane molecules to improve methane conversion.

分析结果表明，Mn〓O〓和Na〓Zr〓是多组分甲烷氧化偶联催化剂的活性组分，在催化剂表面上分别以立方晶体和絮状物存在，且Mn〓O〓起主要作用，Zr的加入进一步活化了甲烷分子，提高了甲烷的转化率。

FISH (Fluorescent In Situ Hybridization) was a rapid and simple method to detect the distribution and relative quantities of nitrifying bacteria in the floe of activated sludge.

荧光原位杂交对受锌离子污染的活性污泥微生物的检测表明，实验组硝酸细菌的分布和丰度与对照组的巨大差距是导致氨氮和亚硝酸根转化率低下的直接原因。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。