第Ⅱ页华东理工大学硕士学位论文Study on the Isoprene Polymerization and Condensation Technologyof Rare Earth Catalytic SystemAbstractThe full name of Polyisoprene Rubber Synthetic i...

成都理工大学硕士学位论文C-N偶联反应合成N-(2-卤芳基)氨基酸酰胺。本论文研究内容主要包含三个部分：首先，选择邻溴碘苯和L-丙氨酰胺盐酸盐为底物，进行反应条件的优化，对该反应体系中催化剂...

博士学位论文摘要钙。在10%、20%、30%、40%(wt)KOH溶液中，通过球磨法能够制备得到锌酸钙晶体，且均为不规则形貌。不同浓度KOH溶液中制备的锌酸钙实际比容量仅能达到理论值的56%左右。通过对水...

新型脱氢枞胺衍生物的合成及其生物活性研究Synthesis and biological activities of several novel derivativesof dehydroabietylamineAbstractDehydroabietic amine is one of the rosin deriv...

目录1绪论.11.1碳纤维复合材料的现状及发展11.2石墨烯与氧化石墨烯.21.3本课题研究的目的和意义.32碳纤维复合材料的工艺基础32.1碳纤维复合材料的类型32.2目前普遍使用的制作工艺….423掺入氧化...

北京理工大学珠海学院2020届本科生毕业论文Modification of bacterial cellulose and adsorption propertiesof heavy metal ions-Study on the Removal of Mercury andCadmium in WateAbstractR...

AbstractBiological composting is the main method for the utilization of solid wasteresources in most farms.It has the advantages of low investment,high efficiency,and high efficien...

AbstractElectricity has already occupied the dominant energy position in or daily life,and our dailyactivities will be unable to carry out without electricity.The highway area is s...

青岛理工大学工学硕士学位论文3.3.1试验设备.…183.3.2直接拉伸试验….193.3.3楔型劈裂试验..213.3.4三点弯曲试验.223.3.5四点弯曲试验.22第4章试验结果.234.1编号规则..234.2试验结果.234.3试...

AbstractThe use of supercapacitors is affected by environmental factors,but fewscientists have studied them.This paper studies the effect of ambient temperature onthe capacitance o...