olefin的例句大全

It is pointed out that we should put emphasis on the disproportionation technology for producing light olefin, especially propylene and hexene from C_4 fraction in view of the domestic conditions.

指出我国解决碳四馏分出路的重要途径就是采用歧化技术生产低碳烯烃，尤其是丙烯、己烯，以进一步提高企业经济效益。

Silver Modified Diatomite as a Material to Trap Olefin

银改性硅藻土材料捕集烯烃的研究

Preparation of WE-2 Type of Liquidized Olefin Water-Resistant Agent Used for Medium Density Fiberboard

中纤板用WE-2型液状石蜡防水剂的研制

Manufacture reactor and utilizing Ziegler-Natta catalyst, we polymerize α-olefin polymerization by bulk polymerization.

论文自制反应器，采用Ziegler-Natta催化剂本体聚合α&烯烃。

With the wide application of rubber and poly α-olefin drag reducing agent ( DRA), there are more requirements on the polymer analysis.

橡胶和聚α-烯烃减阻剂的广泛应用，对高分子材料的分析测试提出了更多的要求。

Acid-leaching of the steamed H β zeolite could improve its etherification activity and the conversion of tert-olefins could reach 59.17%.

水热处理Hβ沸石经酸洗后醚化活性进一步提高，叔碳烯烃的转化率达5917%。

Development and application of two COR vanadium-tolerant olefin-reducing catalysts, specially developed for Refinery of Sinopec Urumqi Company and Sinopec Cangzhou Company, were described.

介绍了乌鲁木齐石化公司和沧州石化公司催化装置专用COR系列抗钒降烯烃催化剂开发和工业应用。

Alkyl benzene sulfonate surfactant with single-component and reasonable construct is prepared by the alkylation of olefin, sulfonation and neutralization.

以α-烯烃为初始原料，经过烷基化，再经磺化、中和研制出了组分相对单一、结构合理的新型弱碱烷基苯磺酸盐表面活性剂。

The wetting ability of chitosan solution on the olefin medium was poor and the contact angle between chitosan solution and olefin was 105 °.

壳聚糖溶液在蜡质界面上润湿性差，界面接触角为105°。

The detergency of α-olefin sulfonates at low temperatures and phosphate-free detergent was introduced and compared with LAS, C12~ 14AS in this paper.

本文介绍了α-烯基磺酸盐在低温、无磷条件下的洗涤性能，并与LAS、C（12～14）AS进行了比较。

Preparation of Adhesive for Olefin Spare Parts on the Plastic Blood Bag

塑料血袋烯烃类配件用粘合剂的研究

DCC, olefin metathesis, C4/ C5 hydrocarbon selective cracking and MTO? MTP process. To indicate the technology of propane dehydrogenation in China is currently lack of conditions to commercial production.

提出DCC、烯烃易位转化、C4/C5烃选择裂解和MTO、MTP工艺可以推广应用，而丙烷脱氢工艺在我国受资源短缺制约，其工业应用条件不具备。

WE-2 type of liquidized olefin water-resistant agent was prepared by adding the mixed type of surface activation agent under the method of agent in the oil, and made medium density fiberboard instead of fused Olefin, the product property met medium density fiberboard national standard demand.

采用剂在油中法、添加混合型表面活性剂配制中纤板用WE-2型液状石蜡防水剂，替代熔融石蜡压制中纤板，产品性能满足中密度纤维板（GB/T11718-1999）国家标准要求。

An excess of olefin produces a negative effect on the reaction.

DMB过量对该酰基化反应产生负面影响。

Olefin metathesis has attracted much attention as a powerful tool to form C-C bonds in organic synthesis.

烯烃复分解反应因其是有机合成中合成C-C键的重要手段而备受关注。

Olefin Metathesis& Introduction to Achievements of Nobel Prize for Chemistry 2005

烯烃复分解反应&2005年诺贝尔化学奖成果介绍

Application of Ionic Liquid in Olefin Metathesis

离子液体在烯烃复分解反应中的应用

Progress in Ru-Catalyzed Olefin Metathesis Reactions

钌催化烯烃复分解反应的研究进展

2005 Nobel Prize in Chemistry& A Story about Olefin Metathesis ( From Discovery to Development)

2005诺贝尔化学奖&烯烃复分解反应的故事（从发现到发展）

After activity test, these two catalysts ( a total of 9) all have catalytic olefin metathesis activity.

经过活性测试，这两种催化剂（共9个）都具有催化烯烃复分解反应的活性。