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晶体滤波器的理论与计算
- 很经典的晶体滤波器的理论计算和方法，上世纪60，70年代的经典书籍，望大家笑纳(The theoretical calculation and the method of crystal filter is very classic, 60 of the last century, the 70s classic books, hope you kindly)
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- 世纪风企业网站管理系统面向中小企业的网站管理系统，网页精美、大气。具有稳性定强，功能多、安全、代码加载速度快，网站内容管理的易操作性等优点。采用div+css构架，是中小型企业建站的理想选择。(Century wind enterprise website management system for small and medium-sized enterprise website management system, web page
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- 世纪风企业网站管理系统面向中小企业的网站管理系统,网页精美,大气。具有稳性定强,功能多,安全,代码加载速度快,网站内容管理的易操作性等优点。采用div+css构架,是中小型企业建站的理想选择。(Century wind enterprise website management system for small and medium-sized enterprise website management system, web page
拉格朗日插值
- lagrange插值 在数值分析中，拉格朗日插值法是以法国十八世纪数学家约瑟夫·拉格朗日命名的一种多项式插值方法。许多实际问题中都用函数来表示某种内在联系或规律，而不少函数都只能通过实验和观测来了解。如对实践中的某个物理量进行观测，在若干个不同的地方得到相应的观测值，拉格朗日插值法可以找到一个多项式，其恰好在各个观测的点取到观测到的值。(interpolation In numerical analysis, the Lagran
UPQC power quality
- In the era of early twentieth century,the most important task is to provide clean,reliable and continuous power to the consumer from power generating companies.Because of the increasing customer demand and use of new and
UPQC power quality
- In the era of early twentieth century,the most important task is to provide clean,reliable and continuous power to the consumer from power generating companies.Because of the increasing customer demand and use of new and