词语导航
基本信息
词语：催化剂的选择性
繁体：催化劑的選擇性
拼音：cuī huà jì de xuǎn zé xìng
英语翻译
【化】 selectivity of catalyst; specifity of catalyst
分词翻译
催化剂的英语翻译：
activator; catalyzer【计】 catalyst
【化】 catalyst; catalyzator; catalyzer
【医】 accelerant; catalyst; catalytic agent; catalyzator; catalyzer
contact substance
选择性的英语翻译：
selectivity【化】 selectivity
翻译例句
1. 通过负载镧提高了催化剂的选择性；WwW.WEnTiYi.Com
To increase the selectivity we lade La ion on the catalyst carrier.
2. 降低酸强度有利于提高催化剂的选择性，延长催化剂的寿命。
Decrease the acid intensity, the selectivity and life of catalyst can improve.
3. 加入过渡金属助剂铁虽然不能提高催化剂的选择性，但可以提高催化剂的稳定性。
Although transition metal promoter iron couldn"t increase the selectivity of indole, it could improve the stability of the catalyst.
4. 通过引入新的选择性调变剂和优化制备工艺，GS - 08 M催化剂的选择性比GS - 08催化剂提高近1个百分点。
Selectivity of GS-08M catalyst was enhanced about 1 percent higher than that of GS-08 by adding some of new selectivity-promoting additives and optimization of preparation technique.
5. 对比评价表明，自制的催化剂活性及选择性高于进口的液相醛加氢催化剂。
The results obtained from comparison tests with imported catalysts show that the catalyst has higher activity and selectivity.
6. 实验结果表明，改性后的催化剂选择性和稳定性提高，异丙基苯的收率增加；
The results showed that selectivity and stability of the catalyst were greatly enhanced and yield of cumene was increased after the modification.
7. 综述了近年来此类催化剂以其独特的不溶性、酸性、活性、选择性在有机合成反应中的广泛应用。
And this paper summarizes their progress and wide use in organic reactions according to their unique non - dissolve property, acidity, activity and selectivity in recent years.
8. 本发明是关于一种选择性加氢催化剂的制备方法和用途。
The invention relates to a preparation and application of a selective hydrogenating catalyst.
9. 聚乙二醇作为相转移催化剂可以提高反应的选择性。
As a phase transfer catalyst, polyethylene glycol could improve the selectivity of the reaction.
10. 聚乙二醇作为相转移催化剂可以提高反应的选择性。
As a phase transfer catalyst polyethylene glycol can improve the selectivity of the reaction.
11. 结果表明均相催化剂对大豆油的氢化有比镍催化剂更好的活性和选择性。
The result showed that the homogeneous catalysts had higheractivity and selectivity than that of the Nickel catalyst when hydrogenating the soybean oil.
12. 实验室研究结果表明，该催化剂具有良好的活性、选择性和稳定性。
The lab results showed that the catalyst has good activity, selectivity and stability.
13. 考察了载体焙烧温度、金属镍与钼的负载量对催化剂选择性加氢性能的影响。
The effect of calcination temperature, content of nickel and molybdenum on the selective hydrogenation performance of catalyst were investigated.
14. 另外对新开发的高丙烯选择性催化裂解催化剂的工业应用情况进行了总结。
In addition, the commercial application of newly developed DCC catalyst with high propylene selectivity was also summarized.
15. 开发了一种具有较高的中油选择性的加氢裂化催化剂。
A hydrocracking catalyst with high selectivity to middle distillates was developed.
16. 一种成功的工业催化剂，除具有足够的活性、选择性和耐热性外，还必须具有足够的机械强度，以便抵抗在使用过程中的各种应力。
A successful technical catalyst is required not only to have high activity, selectivity and heat-resistance, but also enough high mechanical strength in order to resist some mechanical stresses.
17. 实验结果表明，两种催化剂具有较好的催化活性、选择性和稳定性。
It has been demonstrated that two kinds of catalysts have considerable activity, selectivity and stability.
18. 催化反应的转化率和选择性以及催化剂本身的失活速率均对温度十分敏感。
Conversion and selectivity of catalytic reactions as well as the deactivation rate of the catalyst itself is very temperature - sensitive.
19. 此外，对这几种催化剂的醚化活性、选择性进行了评价。
Moreover, their activity and selectivity in etherification reaction is simultaneously estimated and compared.
20. 今后对松香催化加氢反应的研究主要是研制具有更高活性和选择性的新型催化剂，以进一步降低温度和压力。
The future study on catalytic hydrogenation of rosin will mainly be concentrated on the preparation of new catalysts with higher activity and selectivity to further lower pressure and temperature.
21. 以甲苯的歧化反应为探针，考察了改性剂的种类和改性次数等因素对催化剂选择性和活性的影响。
Influences of modification species and modification times on activity and selectivity of the catalyst were also investigated using toluene disproportionation as the probe reaction.
22. 乙基化的选择性则与催化剂的表面酸强度、酸性中心位置和孔道结构等因素有关。
Ethylation selectivity, was affected by strength of surface acid sites, location of acid sites and pore structure.
23. 实验结果表明：以磷酸钙为主体的催化剂对缩醛裂解反应具有较高的活性和选择性。
The results showed that the catalyst, with calcium phosphate as the main part, is active and selective in the splitting of acetal.
24. 该催化剂具有高活性、高选择性，且具有反应控制相转移催化剂的特性。
The catalyst has high activity, selectivity and the characteristic of reaction controlled phase transfer catalyst.
25. 由于纳米材料催化剂具有独特的晶体结构及表面特性，因而其催化活性和选择性大大高于传统催化剂。
Nanometer catalyst material had peculiar crystallographic structure and surface property, thus its catalytic activity and selectivity were too much greater than these of traditional catalyst.
26. 生物催化剂的立体选择性是它们的主要优势之一，用酶催化c—c键形成已引起了广泛关注。
The stereoselectivity of biocatalysts is one of their major advantages and has fueled widespread research on enzymes for c-c coupling.
27. 在固定床上，考察了反应温度、浓度、空速等对催化剂活性和选择性的影响及催化剂的耐热稳定性。
The effects of reaction temperature, concentration, space velocity etc. on the activity and selectivity of the catalyst as well as its thermal stability were examined in fix bed reactor.
28. 本文评述了活性组分不均匀分布对催化剂的活性、选择性和稳定性的影响。
This paper reviewed the effects of the non uniform distribution of active components on the activity, selectivity and stability of catalyst.
29. 我们很想去掉任何可能的假象以测定催化剂固有选择性的可能。
We would like to measure the intrinsic selectivity behavior of a catalyst independent of any potential disguises.
30. 我们很想去掉任何可能的假象以测定催化剂固有选择性的可能。
We would like to measure the intrinsic selectivity behavior of a catalyst independent of any potential disguises.
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