异厚板铝合金搅拌摩擦焊的温度场模拟
ABSTRACTIn this paper,the temperature field distribution of aluminum alloy with differentthickness was studied by ABAQUS finite element software.Several groups ofdifferent welding ...
OPPO企业实施物流外包影响因素分析（开题）
求的增长和物流服务供应商服务能力的扩充和完善，物流业务外包服务将逐步被社会认识、了解、认可和进一步采用。电子商务发展环境随着市场以及消费者需求变化，企业实施物流外包影响因素也随之变...
高年级小学生厌学数学的原因及对策研究——以奎屯市第Y小学为例
43高年级小学生数学厌学数学的外因分析…84.3.1数学学科的特点94.3.2教师94.3.3家长…94.3.4社会.105解决高年级小学生数学厌学数学的对策...........105.1学生层面原因及对策105.2教师层面原因...
高考数列题的考题分析与解题方法研究
AbstractThe number sequence problem is an important content of high school mathematics andone of the hot spots of the college entrance examination.The common test method of thenumb...
浅谈初中数学一元一次方程的教学设计
AbstractThe first order equation is an important content of junior high schoolmathematics,and it is also a key link that closely links mathematics with real life,which plays an imp...
两类半马尔可夫跳变系统的有限时间H-无穷控制
AbstractNetworked nonlinear semi-Markovian jump systems and T-S fuzzy semi-Markovianjump delay systems have wide applications in practical fields.The finite-time Hoo con-trol probl...
商业健康险发展中存在的问题及对策分析
AbstractWith the development of China's economy and the continuous improvement ofpeople's living standards,people's awareness of health is graduallystrengthened.Commercial health i...
谈新课改下宿迁数学中考的发展状况
目录1.引言11.1研究背景1.2研究目的与意义1.3研究方法与思路2.理论基础.....2.1新课程改革的内容....2.2新课改下数学中考题的要求..22.2.1对知识能力的考察...2.2.2对学习过程的要求...…32.2.3...
小学数学开放题教学策略研究
数学开放题展开深入探究。通过这种方式，既可以推动教育事业的发展，又能完善相关领域的理论研究体系。(2)实践意义根据资料显示，常规题是小学数学的常见题型。究其原因，开放题没有固定答案，...
