第一章引言小豆(igna angularis(Willd)Ohwi&Ohashi),别名红小豆，赤豆等，为一年生草本植物，隶属豆科Leguminosae),豇豆属(iga)☒。起源于中国，是我国古老的栽培作物之我国是全球小豆生产量最...

AbstractWith the improvement of people's living standards,the pursuit ofspiritual life has become an inevitable demand,and games are part ofspiritual life.With the advent of the th...

AbstractFrequency is an effective energy saving technologies,energy-saving rate of its veryhigh,almost to design changes in the amount of redundancy and waste of all energysavings;...

毕业设计（论文）中文摘要机械手能够模仿人手和臂的一些功能动作，可以用来抓取搬运物件，或操作工具的自动操作系统装置。本文中描述的机械手是PLC的三路脉冲输出。分别驱动水平和垂直轴逆变器...

摘要随着科学技术的进步和人民生活水平的提高水平，恒温箱的发展要求提高。生产方面需要结构简单，生活方面要满足要求和操作简单。现在，在实验室的环境温度要求提高精度，医用疫苗的恒温，和奶...

本科论文4.3实物调节…274.4系统测试及结果误差分析28结论…30参考文献.…31附录1原理图.33附录2源程序代码，34致谢.…45

ABSTRACTAt present,the number of the world's population is increasing and the speed ofeconomic development is also increasing.At this time,there are more and more problemsin the fi...

Research on the current situation and improvement strategies of vocabulary teaching in lower grades of primary school Chinese-Take S primary school in Suqian city as an exampleAbst...

AbstractThis paper in order to solve the problem of hotel management backward,decided to design a hotel management system,the system is based on theSpring,for SpringMVC,Mybatis thr...

一、选题背景（或国内外研究现状)目前，在我国政府的大力推广下，招投标已成为工程项目发包承包的最主要方式在这种形势下，投标成了企业最重要的活动之一一个在市场经济中拚搏的企业，只有通过...