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...

本科论文AbstractThis article mainly investigates and analyzes the types of accidents in the playground andthe related causes of accidents,the starring safety problems in large ente...

AbstractIn junior high school mathematics,factorization is very important.In theprocess of factorization teaching,in order to improve the quality of teaching andmake students bette...

Smart crutch software designAbstractAt present,the global population is about 7.7 billion,and China is theworld's most populous country with a population of 1.4 billion.Similarly,C...

本科论文摘要设计分为两个主要部分，第一部分是建筑设计，主要包括立面设计，总平面设计，平面设计和断面设计。总平面设计的这一部分主要是提高绿化率，优化建筑物的空间，增加容积率，规划不同...

AbstractMathematical models are often used to solve problems in the economy.This paperquantifies the abstract risks and benefits with expectation and variance according to theMarko...

Machining based on machine learning algorithmAbstractIn recent years,such as 'made in China 2025',the concept of 'industry 4.0'hasgradually become the future direction of manufactu...

本科论文摘要随着现代物质生活的不断改善，对于物质生活的理解和追求也日益增加。现代人向往健康的生活方式，他们希望拥有高绿化率，新鲜空气，并且舒适的私人空间。在这种需求的前提下，在全国...

目录引言11.求解一个多元函数的条件极值…2.函数极值的相关概念……52.1函数极值的概述……52.1.1一元函数的极值…2.1.2二元函数的极值……52.1.3多元函数的极值…53.二元函数极值点的判定…3.1...

造材料也不断变革。钛合金作为新兴的航天材料，具有重量轻、强度大、化学稳定性好、耐高温、耐化学腐蚀性等优点。其优良的机械力学性能是制造的直齿面齿轮的不二选择。制造钛合金直齿面齿轮采用...