危险化学品的特性及应急处理
本科论文关键词：危险化学品；危险特性：预防：应急处理AbstractIn today this is a highly developed civilization,chemical is indispensable,and the worldthat we live in is by a variety ...
项目式教学法在初中化学教学中的应用探究
AbstractProject-based teaching is a teaching model to help students raise questions,explore problems,cultivate critical thinking and improve their ability of cooperationand practic...
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...
将数学史融入高中数学教学的探讨
Abstract'The history of mathematics into high school mathematics teaching'has alwaysbeen the hot spot of the new curriculum reform.The purpose of this paper is to studyhow to integ...
浅谈数学史在中学数学教学中的价值
AbstractThe history of mathematics is a science that takes the development course of mathematics as the object,and explores the contents,ideas,methods and research course of mathem...
数学多元表征学习理论下的初中教学设计–以函数为例
Junior High School Teaching Design Based on Mathematics MultipleRepresentation Learning Theory-Taking Function as an ExampleAbstract In this paper,the current situation of function...
