本科论文4.1.7单根带的初拉力的最小值的计算.…154.1.8压力轴的计算...，。54.1.9带轮的结构设计164.2齿轮的设计....164.2.1齿轮材料、精度等级、齿数的选择.164.2.2按齿面接触强度设计..….164...

ABSTRACTIn recent years,China's urban rail transit has stepped into a mature development stagefrom the initial stage,and various forms and volumes of rail transit construction have...

2针对项目特点进行灾变控制技术研究2.1项目特点(1)特殊岩土广布。作为基底地层，广泛分布，大部分区域覆盖了特殊岩土，遇水软化，为不可预料灾害的发生，提供了先决条件。(2)雨量充沛。该地区雨...

北京理工大学珠海学院2020届本科生毕业设计Design of a lithium bromide absorption air conditioning systemin guangzhouAbstractThis design is for an office building in Guangzhou to desi...

本科论文摘要中国作为水果生产的大国，具有很高的水果生产量，但是受我国国情的影响，小户果农的基数占主导地位，大多由小型果农基地进行水果种植。由于这些小型果农的种植规模小，他们在水果采...

毕业设计说明书（论文）外文摘要TitleA residential electrical and intelligent systemproject weak partAbstractThis paper studies the current social needs of the people livingenvironme...

SummaryWith the development of time and the advancement of science andtechnology,under the blessing of contemporary technology,automation andintelligent development,more and more c...

本科论文致谢25

北京理工大学珠海学院2020届本科生毕业设计AbstractIn the design of the automatic packaging mechanism of cosmetics,I participated in thediscussion of the structural design of the equi...

Design of seawater source heat pump system for a building inHuizhouAbstractWith the rapid development of China's economy,the density of population in thedeveloped coastal areas is ...