塔里木大学毕业论文不同品种葡萄叶发育过程中总皂苷，总三萜，白藜芦醇，总黄酮含量的测定及其抗氧化性的研究和木巴提·瓦力别克(塔里木大学生命科学学院，新疆阿拉尔843300)摘要本实验研究八不...

《管理会计》学习心得管理会计是英、美等国家在五十年代，为了适应高速度经济发展需要，从传统的会计分离出来的一门的新型的现代学科，也是现代管理科学的一个重要组成部份。从20世纪50年代以来...

毕业设计（论文）外文摘要Title Pressure pulsation characteristics of gas-solid bafflefluidized bed under low level operationAbstractBased on the present series of mechanical fluidiz...

AbstractDesign of temperature control system Based on SCMAbstractIn today's developing society,the industry and life are increasing.The previous designsystem has been unable to mee...

中文摘要钙钛矿吸收层对于太阳能电池光电转换效率的影响是至关重要的。本文采用溶液法制备了钙钛矿太阳能电池，研究了在特定退火温度下退火时间对钙钛矿吸收层结构、形貌及其吸收的影响。研究结...

AbstractThe palletizing convey robot is a typical industrial robot,it is widely used inpalletizing and conveying materials in the fields of Pharmaceutics,petrochemicalindustry and ...

AbstractThis paper aims at the chemistry class of xiapu no.1 middle school,Taking the coursecontent of 'aluminum metal materials'in compulsory course 1 of lukke edition as anexampl...

目录3引言..1一、东航空乘人员心理素质培养现状.1二、东航空乘人员心理素质培养存在的问题1(一)东航空乘人员心理知识匮乏1(二)东航空乘人员心理责任意识普遍较低…2(三)东航缺乏空乘人员心理素...

河北联合大学硕士学位论文AbstractIn the field of the coal,vibrating screen has a very wide range of applications,as animportant part of material processing machinery,with washing,de...

AbstractAbstractThis design is a preliminary production process design for the recovery of78,000 tons of crude benzene per year.In this design,the recovery process of crudebenzene ...