飞行汽车变形机构设计、建模及仿真
AbstractWith more and more vehicles on the road,it is now more and more prone totraffic congestion,so flying cars appear,but nowadays flying cars are basically unableto drive in or...
航空器结冰现象的产生与防护措施研究
Aircraft icing phenomenon and the protective measures of researchABSTRACTThe air ice phenomenon of the aircraft has great harm to the navigation process of theaircraft,the light ma...
某大学图书馆平面布置及书架分类的优化设计
北京理工大学珠海学院2020届本科生毕业设计诚信承诺书本人郑重承诺：本人承诺呈交的毕业设计《某大学图书馆平面布置及书架分类的优化设计》是在指导教师的指导下，独立开展研究取得的成果，文中...
井塔式提升机摩擦轮绳槽车削装置设计
Design of Friction Wheel Rope Groove Turning Device forWell Tower HoistAbstractMine hoist is the hub connecting mine underground production system and groundindustrial square,and i...
Ni2P电容材料的合成及其电化学性能研究
the Ni2P electrode owns a rather low internal resistance,a low charge transferresistance and a low dynamic diffusion resistance,further manifest the high specificcapacitance and ra...
基于SSM实现的烟草系统设计与实现
ABSTRACTWith the rapid development of Chinese computer technology and network informationtechnology and its application and promotion in various industries,the growth rate of datab...
数控线切割机床辅助工作台的总体设计
AbstractThe following article takes the NC wire cutting machine as the operationexample,to the auxiliary worktable basic principlecombining the knowledge ofmechanical transmission ...
便携式伸缩热源捕虫器设计
北京理工大学珠海学院2020届本科生毕业设计AbstractInsect trap is a kind of physical pest control method,which provides good growingenvironment for crops.This design is a portable tel...
麻黄内生真菌及棘豆蠕孢菌的抑菌活性研究
性、超氧阴离子自由基的清除率数据为评价指标，并进行比较研究。结果显示菌株ES-C4次级代谢产物的胞内多糖、胞外多糖、菌丝体及发酵液甲醇提取各极性萃取物对总还原力和羟自由基、超氧阴离子的...
