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Curing reactions of BPF/R EP system containing dicyandiamide were studied with differential scanning calorimetry,and the curing systems and curing condition were studied systematically with 2-ethyl-4-methyl imidazole(2E4MZ) accelerating dicyandiamide,which affected the property of BPF/resorcin copolymeriza.

通过差示扫描量热法研究了2-乙基-4-甲基咪唑对双氰胺-双酚F/间苯二酚共聚型环氧树脂体系固化反应的促进作用，并系统地探讨了固化体系及固化条件对固化物性能的影响。

The results showed that under a given delayed coagulant , water retentiveness and cohesive strength of stucco gypsum mixed with modified bentonite were higher than that of methyl cellulose .

试验表明，在缓凝剂掺量一定时，单掺改性膨润土的粉刷石膏加水拌合后，其保水性，强度和黏聚性等各项性能指标，均优于掺有甲基纤维素的粉刷石膏，文中还对保水机理进行了分析。

The photocatalytic activity of AgBr/TiO2 for degradation of methyl orange and butyl rhodamine B was studied under visible light irradiation.

研究了AgBr/TiO2在可见光下对甲基橙和丁基罗丹明B的光催化活性。

II. construction scale: annual treatment capacity of 15 thousand tons castor seeds to extract 7 thousand tons oil, annual yield of 7 thousand tons methyl ricinoleate, 2 thousand tons nylon 11 and 3.5 thousand tons castor oil fatty alcohol; along with the following by-products: 1.4 thousand tons medicinal glycerol, and 5 thousand tons of heptaldehyde alcohol, mono-octyl sebacate and dibutyl sebacate respectively.

二、项目建设规模：年处理l.5万吨蓖麻籽、榨油0.7万吨、年产蓖麻酸甲酯0.7万吨、0.2万吨尼龙11和0.35万吨蓖麻油脂肪醇；副产品药用甘油0.14万吨、庚醛醇、癸二酸辛酯和癸二酸二丁酯各0.5万吨。

In order to obtained the six-membered ring compound and a thorough assignment of the spectra, and further to prove that the six-membered ring compound was formed from the hydrogen transfer, the compound N-butyl-4-(N-methylphenylamino)-5-amino- 1, 8-naphthalimide 6 was designed to obtained with N-butyl-4-bromo-5-amino-1, 8-naphthalimide and N-methyl phenylamine as the starting material. However it was difficult to obtain the desired product as the different solvent giving the different products except the desired product.

为了能够得到六元环化合物作为定标的物质及其确切的谱图分析结果，并且为了进一步证明由五元环产物通过氢转移得到六元环产物的正确性，设计用N-丁基4-溴-5-氨基-1，8-萘酰亚胺与N-甲基苯胺反应生成N-丁基-4--5-氨基-1，8-萘酰亚胺6，结果发现这种方法很难实现，选择不同的溶剂会生成不同的产物，却都不是目标产物。

This dissertation is dedicated to investigate the pyrolysis of the fuel-bonded nitrogen model compounds,including five-membered ring nitrogen model compound pyrrole and the substituted six-membered ring nitrogen compound 4-methyl pyridine,with vacuum ultraviolet single-photon ionization combined with molecular beam mass spectrometry technique.

本论文利用同步辐射真空紫外单光子电离、分子束取样和反射式飞行时间质谱相结合的技术研究了含氮杂环模型化合物的热解，包括五元环含氮体系、六元环含氮体系和替代的六元环含氮体系(4-甲基吡啶)。

The effects of operation parameters on separation of fatty acid methyl ester from rapeseed oil deodorizer distillate by molecular distillation were investigated for further utilization of RODD. The results indicated that the recovery of FAME was 41 g/(100 mL) when pressure was 5.2 Pa, evaporating temperature was 120℃, feed temperature was 70℃, wiper rolling speed was 150 r/min, feed rate was 120 mL/h. The biodiesel was analyzed by GC-TOFMS.

为了实现脱臭馏出物的清洁加工，运用分子蒸馏技术分离菜籽油脱臭馏出物中合成的生物柴油，考察了分子蒸馏的操作参数对生物柴油回收率的影响，研究结果表明：当系统压力为5.3 Pa，蒸发面温度120℃，进料温度70℃，刮膜转速150 r/min，进料速率120 mL/h时，生物柴油回收率达到41 g/100 mL。

The effects of operation parameters on separation of fatty acid methyl ester from rapeseed oil deodorizer distillate by molecular distillation were investigated for further utilization of RODD.

为了实现脱臭馏出物的清洁加工，运用分子蒸馏技术分离菜籽油脱臭馏出物中合成的生物柴油，考察了分子蒸馏的操作参数对生物柴油回收率的影响，研究结果表明：当系统压力为5.3 Pa，蒸发面温度120℃，进料温度70℃，刮膜转速150 r/m in，进料速率120 mL/h时，生物柴油回收率达到41 g/100 mL。

In addition in the complexes, Ar atom has apparent obstruction to the internal rotation of the methyl group.

另外，在复合物内部，Ar原子对甲基氟苯中的CH3内转动有明显的阻碍作用。

The thesis aims at the studies on the synthesis of dihydroagarofuransesquiterpenes and the synthesis of the important intermediates —α-methoxylmethyl butenolide and α-methoxyl-methyl butadienolide in the synthetic approachto Germacranolide sesquiterpenes from α--Santonin.Ⅰ.

本论文以α--山道年为原料，对二氢沉香呋喃倍半萜的合成以及吉马型倍半萜合成中的重要中间体12-甲氧基-7(11)-烯-6，13-内酯及12-甲氧基-5(6)，7(11)-二烯-6，13-内酯的合成进行了研究。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。