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返回 第一章 关于寿星万年历 第二章 公历与儒略日 第三章 回历计算 第四章 天文坐标 第五章 近现代农历的天文学性质及其规则 第六章 离散序列的直线拟合算法 第七章 关于deltat T的计算 使用方法 显示某日的信息摘要后，如果按住ctrl键不放，再将鼠标移出日历区，即可保持该日信息摘要不变 -Shouxing to return to the first chapter on the chapter calendar and Julian calendar date back to reckoning in Chapter III Chapter IV Chapter V of the astronomical coordinates of modern Chinese astronomy and the nature of the rules of Chapter VI of the linear sequence of discrete Chapter VII of the fitting algorithm on deltat T method of calculation shows that the use of the information summary of a certain day, if holding down the ctrl key, and then the mouse out of the district calendar, you can keep the same message digest of the day

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《MATLAB在电信工程中的应用》电子书，很全，学通信的可以看一下-" MATLAB in telecommunications engineering" e-book, it is the whole school can look at communication

详尽的介绍了c++的使用，从开始的变量定义到后来的类、联合，适合作为一本参考书。-Introduced in detail the use of c++, from the beginning of the variable definition to a later class, association, suitable as a reference.

全国计算机二级C语言等级考试相关资料，很全的。-National Computer Rank Examination II C language related information, it is the whole.

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mapinfo通用符号库安装程序,mapinfo通用符号库安装程序-Common symbol library mapinfo setup, mapinfo setup generic symbol library

一种低噪声可变增益放大器。文中介绍了以AD603 为核心构成的低噪声可变增益放大器的实用电路, 通过模式选择、 引脚编程, 可选择不同的带宽, 以及得到不同的增益。通过对增益控制方式的选择, 可得到最佳的信 噪比。-A low noise variable gain amplifier. In this paper, in order to AD603 as the core consisting of low-noise variable gain amplifier circuit of the practical, through mode selection, lead programming, choice of different bandwidth, as well as different gain. Way to gain control through the choice of the best available signal to noise ratio.

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