基于PLC控制的自动洗车系统设计摘要本次主题设计了一种全自动洗车机控制系统。首先，在全面调查的基础上，系统完成了分析系统的功能需求。自动洗车系统的总体设计由传感器、电机、变频器接触器...

Design of Small Agricultural Machinery-Rice Crushing MechanismAbstractWith the development of society,people's demand for material quality andfood quality has been improved continu...

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AbstractJuvenile myopia has become an increasingly serious social problem in China.As amodern common disease,myopia can hardly be cured.At present,laser resection is actuallyharmfu...

本科论文摘要中国的研磨技术从21世纪开始才略有结果，随着科学的进步，在载人航天材料、天体望远镜、计算机等高科技产品领域的需求表面质量越来越高，其影响越来越大。这些产品在人们的生活中越...

Application Research of Multi-rotor UAV in Police InvestigationABSTRACTIn recent years,multi-rotor drones have frequently entered the public's field of vision invarious ways,and it...

北京理工大学珠海学院2020届本科生毕业设计AbstractIn recent years,with the development of e-commerce platforms,online shoppinghas become one of the daily shopping choices of many peo...

Structural Design of a Billiard Table Automatic Swing Ball CollectionDeviceAbstractAbstract:With the development of science and technology and the improvement ofliving standards,va...

Design of Intelligent Control System of Water Heater Basedon PID Control AlgorithmDesign of Temperature Control SystemAbstractIn today's society,the water heaters we use are divide...

本科论文2.4.1轴承寿命的计算准则轴承的主要失效形式…172.4.2轴承寿命的计算准则..182.4.3轴承的寿命计算.183板车链轮设计…。223.1链传动的特点和应用223.2传动链的结构特点.223.3滚子链链轮...