直升机复合材料桨叶疲劳渐进损伤分析方法研究ABSTRACTAs the key component of helicopter,The rotor blades bear the complex cyclic load,which resultin serious fatigue problem,and direct...

AbstractWith the pursuit of a better life quality and more interests in smart home gradually,intelligent appliances have entered into ordinary families and thus a centralized contr...

目录第一章绪论1.1引言12选题背景.21.3研究的目的及意义.31.4国内外研究现状31.4.1国外研究现状1.4.2国内研究现状1.5本文研究内容及方法51.5.1研究内容.….51.5.2研究方法1.6设计思路第二章景区...

AbstractThis topic takes the function innovation,form innovation and other issues of theelderly intelligent crutches as the starting point,and takes the elderly as the main group o...

浙江理工大学成人高等教育毕业设计（论文）AbstractAbstractDrill rig as the most major equipment for drilling operation in today's China,areassuch as drilling and mineral prospecting ...

本科论文2.4.1轴承寿命的计算准则轴承的主要失效形式…172.4.2轴承寿命的计算准则..182.4.3轴承的寿命计算.183板车链轮设计…。223.1链传动的特点和应用223.2传动链的结构特点.223.3滚子链链轮...

Image technology for human recognitionAbstractToday's society is a society with rapid development of science and technology andeconomy,and the level of image processing technology ...

ABSTRACTMulti electric/all electric aircraft has developed for many years,and its technology hasbeen more mature.The electric load management system of multi electric aircraft is a...

重庆理工大学毕业论文小型荞麦收割机设计摘要荞麦为一年生草本植物，生育期短，抗逆性强，极耐寒瘠，当年可多次播种多次收获，并且营养价值很高，所以荞麦的价值越来越被看中。但是相对应的荞麦...

英文题目AbstractThis design is to build bikes don't need maintenance level of the environmentalmovement for concept,designed a hydraulic drive bike hydraulic drive is a fluid as wo...