ABSTRACTBinary differential phase shift keying modulation is relatively short two-phase,denoted by 2DPSK.It is one of the most commonly used modulation in datacommunications,this a...

北京理工大学珠海学院2020届本科生毕业设计Design of automatic detection system of ultrasonic penetrationmethod for water immersion of thin plateAbstractWith social development,there'...

论文摘要ABSTRACTThe thesis introduces a kind of single-pulse-reflection double--ultrasonicsensors distance measurement system design in detail based on the AT89C51SCM.The specific ...

ABSTRACTChina is a major agricultural country,and agriculture is particularly important in productionand daily life.In the cultivation of mountainous areas and household agricultur...

现场数控铣床的建模与结构分析2.5本章小结...25第3章测试系统数据分析方法.263.1电主轴振动信号的滤波技术.263.1.1滤波器选择.263.1.2巴特沃斯低通滤波器设计原理..273.1.3滤波器设计实验283.2...

Machine factory total voltage dropping transformer substation andthe high pressure electrical power distribution system DesignsAbstractIn the current industrial era,people require ...

目录4.4报警电路流程图.314.5信号采集电路流程图32第5章结论与展望34致谢…35参考文献…36附录A主要源程序代码.…37附录B电路总体原理图.43

目录第章绪论.21.1研究目的与意义….21.2比例溢流阀简介0.31.3二通插装阀简介.41.4比例溢流阀的国内外研究现状.51.4.1产品研发51.4.2常规溢流阀06第二章溢流阀总体结构方案设计72.1拟达到的性能...

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...

Intelligent Sweeper Based On MCU-Circuit system design,assembly and debuggingAbstractNowadays,machines are becoming more and more intelligent.With the coming ofintelligent era,inte...