zooming

说明：  计算齿轮时变啮合刚度的函数，里面包括了斜齿轮的，可以使用(Function for calculating time-varying meshing stiffness of gears)

A C language algorithm suitable for the shortest distance of the graph

超声法检测混凝土缺陷技术规程，属于行业资料．工程检测资料(Ultrasonic Detection of defects in concrete technology in order and the information belongs to the industry. Project Detection information)

采用clean算法对信号频谱进行处理，达到滤波的效果(Using clean algorithm to process the signal spectrum to achieve the effect of filtering)

双馈风机的标准模型，可用于仿真风机启停和低电压穿越(The standard model of DFIG can be used to simulate fan start and stop and low voltage ride through.)

emd example for python

说明：  双通道语音增强算法，消除环境噪声。采用归一化自适应方法，噪声抵消10dB，语音保持较好可懂度。(Dual-channel speech enhancement algorithm, to eliminate environmental noise. The use of normalized adaptive methods, noise cancellation 10dB, to maintain good voice intelligibility.)

说明：  点亮IS31fl3236芯片，控制rgb灯(Turn on is31fl3236 chip)

ThreeJS是JavaScript的三维引擎之一，本书可作为其入门学习材料(ThreeJS is one of the three dimensional engines of JavaScript, and this book can be used as an introduction to learning materials.)

说明：  Using C + + language and TeeChart control to draw dynamic curve and realize real-time curve 用C++语言和TEECTAL控件绘制动态曲线实现实时曲线(Using C + + language and TeeChart control to draw dynamic curve and realize real-time curve)