ABSTRACTThis paper is about the design of a speed and current double closed-loop speed controlsystem using DC motor and thyristor control technology.Firstly,it is needed to model t...

Automatic tracking smart car positioning and tracking systemdesignABSTRACTWith the coming of 5g era,the network communication technology has made greaterprogress than that of the 2...

浅析软件行业研发费用核算存在的问题及建议一一以11家软件上市公司为例摘要：随着知识经济的到来，企业竞争愈演愈烈，研发能力成为企业在竞争中取胜的重要筹码，研发投入在企业支出中占有的份额...

BJ0144-JCS-018立时加工中心主轴箱及/JCS-018立时加工中心主轴箱及/主轴箱.bakBJ0144-JCS-018立时加工中心主轴箱及/JCS-018立时加工中心主轴箱及/主轴箱.dwgBJ0144-JCS-018立时加工中心主轴箱及...

金属切削加工车间设备布局与管理(论文+DWG图纸)/俞协辉/987654321.bak金属切削加工车间设备布局与管理(论文+DWG图纸)/俞协辉/987654321.dwg金属切削加工车间设备布局与管理(论文+DWG图纸)/俞协...

Based on theremin's keyboardAbstractTerai MingQin (Theremin)is a kind of based on tube early and simple analog circuitof the electronic instrument,is made up of the former Soviet u...

本科论文3.7动搓辊轴.193.8轴的校核…193.9工作部件之间的关系233.10三角弹簧与弹簧底座243.11轴承座支架.253.12侧板4444444253.13搓板263.14棉桃破壳机电动机的选择.273.15本章小结284棉桃破壳...

基于CA6140法兰盘”零件的机械加工工艺规程及工艺装备(论文+DWG图纸)/434534/4537437/prt0001.prt.1基于CA6140法兰盘”零件的机械加工工艺规程及工艺装备(论文+DWG图纸)/434534/任务书.doc基于C...

马铃薯播种机设计/总装A0打印.dwg马铃薯播种机设计/排肥器A1.dwg马铃薯播种机设计/播种文献打印.doc马铃薯播种机设计/行走轮A3.dwg马铃薯播种机设计/链轮A3.dwg马铃薯播种机设计/镇压轮A1.dwg马...

北京理工大学珠海学院2020届本科生毕业设计Ground mopping robot based on Arduino-Circuit designAbstractThe cleaning robot is a product that can provide services and convenience for hu...