摘要如今，如果不及时发现室内事故，很可能会造成严重的人员伤亡，例如火灾、有毒气体、房屋漏水等，它会对内部造成很大的损坏。为了防止此类事件的发生，基于STM32的智能室内报警系统非常重要...

Portable structural seat designUndergraduate:Ma MaochuanSupervisor:Zhao YongxianAbstract:This paper studies and designs the portable seat.First of all,this paper analyzes the funct...

本科论文3.9电机的选择.…154动力计算.…174.1往复惯性力的计算174.2摩擦力的计算174.3总活塞力的计算184.4切向力的计算185主要零部件设计195.1活塞195.2曲轴.195.3连杆215.3.1连杆长度尺寸的确...

ABSTRACTSince the reform and opening up,China's economy has made great progress,the mostobvious of which is the continuous improvement of China's industrialization.In themachinery ...

多轴钻孔机传动机构设计摘要现如今我们国家的加工制造业日益增强，尤其是在疫情期间，加工制造的能力已经让世界为之侧目。不管是电子配件的制造，还是医疗器械、汽车零部件、家电等制造都需要利...

AbstractThis article combines the basic situation of the water supply system in somecities in our country,and proposes a variable frequency and constant pressurewater supply system...

1课题背景及意义1.1课题的背景蚕豆是人们都熟悉的一种豆类食品。蚕豆又叫葫芦豆、豆豆、南豆等，吃蚕豆的方法很多。嫩的时候可以直接煮。当它是老的，它可以磨成粉末，粉条和粉末。它还可以用来...

第一章序言...31.1饲料粉碎机的分类...31.2粉碎机整机现状....41.3粉碎机主要易损部件...51.4国外典型饲料粉碎机技术发展现状...…61.5我国饲料粉碎机技术发展值得注意的几个方面......8第二章...

北京理工大学珠海学院2020届本科生毕业设计Design of automatic egg roll machine--design of forming devicePick toThe purpose of this design is to design a complete set of automatic equ...

Part process analysis and fixture designAbstractThis design is mainly aimed at the process analysis of the main part of the automaticseparation two section PCB test fixture -the ho...