1.1.2苦荞的药用价值对于苦荞而言，其自身具备较高的营养价值的同时，其在医学领域的药用价值也不可忽视，发挥着十分重要的作用。苦荞因其高营养价值以及药用价值而享誉中外，出口数量较多，得...

北京理工大学珠海学院2020届本科生毕业设计诚信承诺书本人郑重承诺：本人承诺呈交的毕业设计《保有量4000头猪的养殖场沼气系统设计》是在指导教师的指导下，独立开展研究取得的成果，文中引用他...

AbstractIn the middle school chemistry classroom teaching,using the skill of introductoryprocedures is aimed to attract students'interest and improve their learning efficiency.At p...

AbstractEfficient classroom teaching is the pursuit of all teachers.In this paper,twodifferent teaching methods are used in the third grade of the 13th middle school inXiapu.One is...

北京理工大学珠海学院2020届本科生毕业设计Design of solvent extraction system for 20000 t/a waste lubricating oilrecovery unitAbstractSolvent extraction is an important part of chemi...

北京师范大学博士学位论文ABSTRACTArabidopsis (Arabidopsis thaliana)life cycle experienced the vegetative growth and thereproductive growth.Arabidopsis seeds could be divided into th...

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...

12研究目的及意义我国是一个人口大国，同时面积巨大。警用多且分布广泛，因此需要大量的蓄电池系统为止供电。合理的选择蓄电池不仅可以节约电能、减少资源的浪费，而且可以提高人们的生活质量。...

北京理工大学珠海学院2020届本科生毕业设计Annual production process design of Eva resin for 10,000 tons offoamingAbstractThis design intends to produce 10,000 tons of EVA resin.First...

北京理工大学珠海学院2020届本科生毕业设计Annual production of 500 million tablets of loratadine oraldisintegrating tablets workshop designAbstractsLoratadine (LORA)is an antihistami...