查询词典 hydrogenation

In order to reduce the content of trans fatty acids in oils and fats, the deodorization and hydrogenation conditions should be controlled.

通过低温、短时间的脱臭可以使精炼油脂中反式脂肪酸含量降到最低。

Experiments on purification technologies for the conversion of cornstalk biomass into the industrial product were made to produce cornstalk gas in the down-flow fixed by the gasifier. The experiment focused on the technical procedures for deoxygenation. catalytic cracking of tar, hydrogenation, etc. Quality straw syngas was produced for methanol synthesis. The catalysis of methanol synthesis for the production of cornstalk syngas was earned out in a tubular-flow integral and isothermal reactor under the pressure of 5MPa over Cu-based catalyst C301 (particle size: 0.833mm×0.351mm), a catalyst made in China. Thirty-three sets of test data were obtained.

为了实现秸秆类生物质合成燃料甲醇的工业转化，有效利用生物质能，对下吸式固定床气化炉产生的低热值玉米秸秆燃气进行除氧、分解焦油和配氢等纯化试验，制备出合成甲醇的优质秸秆合成气，在直流流动等温积分反应器中，使用国产C301铜基催化剂，催化剂粒度为20~40目(0.833mm×0.351mm)，在5MPa反应压力下，对玉米秸秆合成气进行催化合成甲醇试验研究，获得33套试验数据。

And meanwhile the hydrogenation activity of the product titanocene dichloride for SBS was evaluated.

当加氢反应温度为70℃，压力为2.0 MPa，催化剂用量为0.4 mmol ／100 g聚合物时，SBS中加氢度达到94.2％。

Selective hydrogenation ; Nickel catalyst ; FCC light gasoline ; Diene

选择性加氢；镍催化剂；催化裂化轻汽油；二烯烃

And the effect of internal diffusion on hydrogenation process was further discussed.

进一步研究了内扩散效应对加氢反应的影响。

The research progress of CO2 hydrogenation synthesize dimethyl ether has been reviewed in recent years.

综述了近年来二氧化碳加氢合成二甲醚的研究进展。

The hydrogenation of crude dinitrobenzene is the best production technology of m-phenylenediamine .

介绍了我国间苯二胺的生产现状及工艺，指出采用粗品混合二硝基苯直接加氢是制备间苯二胺最好的方法，具有成本低、污染小等优点。

The reaction conversion and selectivity can be increased effectively by using multi-stage hydrogenation process and controlling H 2/ diolefin s molar ratio.

以该催化剂为基础开发的长链双烯多段选择性加氢工艺，在很宽的温度、压力、空速范围内都可达到很好的结果，严格控制氢气与双烯烃摩尔比，可有效提高反应的转化率和选择

The results of the hydrogenation indicate that there are the dispersion capacities of metals on the surface of carrier.

表现在Ni为主催化剂，Co的引入提高了催化剂的选择性，Cu的引入提高了催化剂的活性。

The effect of the formation enthalpies on disproportionation reaction of the alloys at high temperature hydrogenation is discussed and it is found that the greater the entropies of alloys are, the more favorable it is for the disproportionation reaction.

讨论了生成焓对高温氢化时合金发生歧化反应的影响，合金的生成焓愈大，对歧化反应愈有利。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48