AbstractIn agricultural production,mechanical weeding is to address the herbicide useand cause serious environmental pollution,weed resistance enhancement problemssuch as the best ...

本科论文5.2参数计算…135.3绘制三维造型.146.轴封的设计.….166.1轴封的设计思路.166.2参数计算....166.3绘制三维模型167.管口及仪表的设计.207.1管口及仪表的设计思路…207.2三维模型绘制…20...

The Structure Design of Triangle RobotAbstractThis design understands the development status of the triangle robot at home and abroad,the main research content of the triangle robo...

目录第一章绪论11.】课题研究背景.11.2车身轻量化国内外研究现状31.2.1轻量化设计技术.31.2.2轻量化材料技术…1.2.3轻量化制造技术51.3 PDCPD研究概况51.3.1DCPD的研究.….61.3.2DCPD-RI工艺61....

目录1引言.12农村土地调查的内容与方法.22.1我国土地利用现状….22.1.1调查种类.22.1.2实地核查调绘2图斑核实确认.32.2土地权属调查和条件调查…3土地权属调查….33农村土地调查中无人机的应用...

毕业设计（论文）网：http:/www.56doc.com(3)回路液压回路是完成某种特定功能、由元件构成的典型环节。(4)系统液压系统是由回路组成的、用以控制驱动液压机械完成所需工作的整个传动系统。2.3液...

AbstractThe progress of reform and opening up has greatly widened the machinery industryin our country,and the gap between excavator-related production and manufacturingtechnologie...

Design of clean air conditioning systemin a hospital in ChangshaAbstractThis design is a clean air-conditioning system for a hospital building in ChangshaHunan Province.It is based...

Intelligent campus system design of access control systemAbstractSmart campus is a unique campus system that integrates human factors,equipmentfactors,environment and resources fac...

北京理工大学珠海学院2020届本科生毕业设计Intelligent Material Robot Control Design of RobotAbstractIt is found that there is relatively little research work on the material robot co...