马来亚

Part 2. Annulation reaction of 3, 4-dichlorocoumarin (1) and 3, 4-dichloromaleimide (8) by a new general annulation strategy developed in this group with 2-phenylbenzofuran (15), 3-phenylbenzofuran (16), 2, 5-diphenyloxazole (17), 2, 5-diphenylthiazole (18), 2-methyl-4-phenylthiazole (19) and 2, 3-dimethoxy-1, 3-butadiene (40) were investigated.

二。在本课题组前一阶段提出的从二氯代环烯酮与1，1-二芳基乙烯的光化反应以及光化反应中得到的环丁烷产物的连续电环化反应对3，4-二氯马来酰亚胺以及3，4-二氯香豆素进行增环反应的工作基础上，研究了3，4-二氯香豆素（1）和3，4-二氯马来酰亚胺（8）与5个α-苯基取代的环烯烃2-苯基苯并呋喃（15），3-苯基苯并呋喃（16），2，5-二苯基噁唑（17），2，5-二苯基噻唑（18），2-甲基-4-苯基噻唑（19），以及一个丁二烯——2，3-二甲氧基丁二烯（40）进行的芳香族增环反应。

Photoreactions of 8 with 15-19, on the other hand, furnished the corresponding [2+2] cyclobutane products and the annulation products together.

二氯马来酰亚胺（8）与15—19的光化反应中则分别得到相应[2+2]的环丁烷产物和增环产物，在与19的反应中，还得到由环丁烷产物脱氯化氢后得到的环丁烯开环的二烯产物。

The graft copolymer has an optimum effect of pour point depressing for the Daqing crude oil when it was synthesized under the conditions of that the mole ratio of EVA and octadecyl maleimide was 1:20, mass fraction peroxidation benzoin formyl was 2.5%, polymerization time was 6h, and the polymerization temperature was 90℃.

以目标物的降凝幅度为评价指标，优选出适合的合成条件为：EVA与十八烷基马来酰亚胺的摩尔比为1：20，引发剂过氧化二苯甲酰的量为2.5%，聚合时间6h，聚合温度为90℃。

3Novel Fluorenyl Cardo chain extended bismaleimideswere synthesized and characterized by reacting maleic anhydride with fluorenyl cardo diamine and different dianhydrides.

通过马来酸酐和芴基Cardo二胺及不同二酐反应，合成了新型的芴基Cardo链延长型双马来酰亚胺。

Since AirAsia introduced its low fare, no frills concept in December 2001, the airline now flies to over 48 destinations in Malaysia, Thailand, Indonesia, Macau, China, Philippines, Cambodia, Vietnam and Myanmar, formed 2 successful joint ventures in Thailand through Thai AirAsia, and Indonesia through Indonesia AirAsia, expanded its fleet from the original two to twenty eight, and revolutionized air travel in these country by offering incredibly low fares through its innovative sales channels.

自亚航2001年12月引入廉价、只提供基本服务的理念以来，航线已超过48条，包括马来群岛、泰国、印尼、澳门、中国、菲律宾、柬埔寨、越南和缅甸，并成立了泰国亚航公司和印尼亚航公司两家合资公司，其飞机机队规模由最初的2架发展为现在的28架。公司通过其创新的销售渠道以极其低廉的价格引发了这些国家空中运输的革命。

The major contents in this thesis are described as follows:(1) Seven new thiol fluorescence reagents containing 2-phenylbenzoxazole (or 2-phenylbenzothiazole) derivatives or benzanthrone as fluorphore and iodinacetylamine or maleimide as reaction groups have been synthesized.

本论文的研究工作主要分为以下几个方面：(1)以碘乙酰胺或马来酰亚胺为反应基团和以2-芳基苯并噁唑类化合物或苯并蒽酮为荧光团，首次合成了七种新的碘乙酰胺类和马来酰亚胺类巯基荧光试剂。

Was synthesized from succimide by bromination with bromine,methylation with dimethyl sulfate and the reaction of indolyl magnesium bromide with 2,3-dibromoN-methylmaleimide.

以琥珀酰亚胺为起始原料，经过溴化、甲基化后再与吲哚溴化镁加成反应合成了2-溴-3-(1H-吲哚-3)-N-甲基马来酰亚胺，总收率44.8%，其结构经1H NMR和IR确证。

DSC curve revealed two curing peaks,of which one at around 150℃ was attributed to the condensation reaction of methylol groups formed in minor quantities on the phenyl rings,and the other at around 250℃ was attributed to the addition curing reaction of the maleimide groups.

利用DSC和TGA研究了 N -苯基马来酰亚胺改性酚醛树脂的固化特性和耐热性能，发现PPMF树脂经历了两个固化阶段，第一阶段是少量羟甲基的缩合，第二阶段为马来酰亚胺的双键打开自交联形成。

PART TWO In Part two of this paper, N-(2, 4, 6-tribromophenyl) maleimide was copolymerized with styrene and acrylonitrile (1), with styrene、acrylonitrile and Nphenylmaleimide (2), with acrylonitrile (3) by suspension polymerization.

第二部分在本论文第二部分，采用三溴氮苯基马来酰亚胺分别与苯乙烯和丙烯腈，苯乙烯、丙烯腈和氮苯基马来酰亚胺，丙烯腈进行悬浮聚合。

N-methylmaleimide was prepared by using dimethyl sulfate as methylation reagent.The paper investigated the addition of N-methyl-3,4-dibromomaleimide and indolylmagnesium bromide,and then 2-bromo-3-(1H-indolyl-3-yl)-N-methylmaleimide and 3,4-bis(1H-indolyl-3-yl-)-N-methyl-maleimide were obtained.

对吲哚在溴乙烷和镁作用下生成吲哚溴化镁，而后与3，4－二溴－N－甲基马来酰亚胺的加成反应进行了研究，合成了2－溴－3－(1H－吲哚－3)－N－甲基马来酰亚胺，并对反应条件进行了改进，研究了反应温度和原料配比对反应的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。