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课堂教学中如何培养学生化学学科的核心素养——以霞浦七中为例
AbstractThe purpose of this study is to improve the quality of teaching,to improve thestudents'chemical core literacy,on the basis of explaining the concept of chemicalcore literac...
纳米SiC薄膜的光电特性
AbstractAbstractHexagonal nano-silicon carbide (nano-SiC)thin films doped and undoped withphosphorus which possess a characteristic of the ultraviolet photoluminescence (PL)havebee...
年产3万吨丙酮生产工艺设计
Annual output of 30000 tons acetone industrial designAbstractAcetone is an important organic chemical raw material,not only can be used as theupstream raw material of some chemical...
年产12万吨黑色啤酒厂的生产工艺设计
北京理工大学珠海学院2020届本科生毕业设计Production process design of 10 P black breweryin a 120,000 tons annual outputAbstractBlack beer,also called thick beer,is usually brown or ...
全部金骏眉茶特征香气成分的鉴定及香气模拟研究
ABSTRACTEyebrow tea Mr.Jin is a branch of Chinese lapsang souchongblack tea,breed is rare,are found in wuyishan city in fujianprovince.Slender shape,such as eyebrow eyebrow tea,Mr....
碳纳米管电极在分析中的应用与展望
Abstract Carbon nanotubes (CNTs)have led to many new technical developments andapplications such as being used for the modified electrodes due to their high chemical stability,high...
溴化丁基橡胶微观结构的控制
溴化丁基橡胶微观结构的控制AbstractAs we all know,some of the molecular or organic structures in thechemical structure do not persist in a certain environment.Just like butyl rubber...
植物内生生防蜡样芽孢杆菌0-9菌株转座子插入突变体库的建立及评价
表型评价结果证实,5株突变株与野生菌株在表型特征上存在着明显差异:PC℉扩增结果说明5株突变株基因组上具有转座子T江B-1的同源序列,但在野生菌株0-9基因组上没有;利用Southern杂交技术,检...
基于糠醇改性的木材细胞壁物理环境研究
Study on Physical Environment of WoodCell Wall Based on Furfuryl AlcoholModificationAbstract:Our country's timber mainly comes from artificial forests,which can growrapidly in a sh...
影响减压塔真空度的因素分析及优化
影响减压搭真空度的因素分析及优化摘要随着石油化工的飞速发展,原油资源开始紧缺,价格不断上涨,其重质化、劣质化速度加快,石化企业加工劣质原油比例越来越高。受限于原油的二次加工能力,如...