AbstractAt present,the world's elderly population over 60 years old has reached 900million,accounting for 12.3%of the world's total population,and will reach 16.5%by2030.Therefore,...

AbstractWith the continuous progress of the society and the continuous development of science andtechnology level,people demand more and more time,so in large-scale manufacturing,t...

Design of electronic clock based on FPGAAbstractIn daily life,the electronic clock is a tool of our essential,large countries,military andeconomic to personal daily life.It has a c...

ABSTRACTV-GIS (Virtual Geographic Information System)is the result of combiningVirtual Reality multi-dimension GIS,a new domain of GIS.From the traditionaltwo-dimension GIS to mult...

哈尔滨工业大学工学博士学位论文空间误差，实验验证了补偿的有效性。依据辨识得到的伺服参数，调整系统动态适配时间，机床圆轨迹误差降低了80%。开展了热漂移误差补偿装置在西门子数控系统中的...

Development of rubber material and its application in aircraftABSTRACTThe utilization value of rubber material is regarded as a kind of primitive 'Special substance'to be used in a...

某小区的智能化系统设计(论文+DWG图纸+外文翻译+文献综述+开题报告)/cad.bak某小区的智能化系统设计(论文+DWG图纸+外文翻译+文献综述+开题报告)/cad.dwg某小区的智能化系统设计(论文+DWG图纸+外...

目录引言..31.背景和意义….31.1r阳sberrypi平台概述.31.2履带式机器人手臂智能车系统的发展及现状...41.3履带式机械臂智能小车训练控制系统的意义52.履带式机械臂智能小车硬件设计.52.1履带式...

Design and implementation of quadruped load box software designAbstractIn today's society,most of the transportation machines are wheel type or track typemachines.Although they are...

通过改变质量大小，调节系统的三阶共振频率，实现较低的共振频率，同时缩小一阶共振频率和二阶共振频率之间的带宽。对轮胎旋转状态下的压电悬臂梁进行的受力分析表明，在绝对平滑的公路上行驶时...