基于DDS的程控函数信号发生器设计
1.2DDS技术的研究现状与发展趋势1971年,蒂尔尼等人在《数字频率合成》中首次提出了DDS的概念。1993年,劳伦·库什尼提出了一种高速、低功耗的新型复合式DDS结构。其结构是由低速高分辨率和相位...
从跨文化差异中看中西方饮食文化的异同现象(英文)
北京理工大学珠海学院2020届本科生毕业论文毕业论文诚信承诺书本人郑重承诺:我所呈交的毕业论文Comparative Study onChinese and Western Dietary Cultures from a Cross-culturalPerspective...
基于微信的网上订餐系统
The ordering system based on WeChatAbstract With the development of the era of science social,mobile phone has been became apart of our daily life,while the emergence of new softwa...
关于自然拼读教学的研究——基于国内外自然拼读教材的分析
北京理工大学珠海学院2020届本科生毕业论文毕业论文诚信承诺书本人郑重承诺:我所呈交的毕业论文A Study on PhonicsTeaching Based on the Analysis of Domestic and ForeignPhonics Textbooks...
基于微信小程序的健身商城平台
广东东软学院本科毕业设计(论文)This paper designs and develops a set of fitness mall platform systembased on WeChat small program.On the basis of introducing thedevelopment of WeC...
基于单片机的酒精测试仪
Alcohol Testing Instrumment Based on Single-chipMicrocomputerAbstractAlcohol has the effect of brain paralysis,will lead to drinking the probability of driving accidents increased ...
拉格朗日插值法及中值定理的应用
models are feasible.KEY WORDS Lagrange mean value theorem Lagrange interpolation methodinstantaneous change limit MATLAB