Rotating shafts experience a an elliptical motion called whirl. It is important to decompose this motion into a forward and backward whil orbits. The current function makes use of two sensors to generate a bi-directional spectrogram. The method can b

用于空间大地测量的时间转换和坐标转换... ... ... ....Sofa-The time for space geodesy conversion and coordinate transformation---Sofa

实现二维空间坐标变换，参加电子设计电子打靶时用到，效果很好，能精确到0.1环-Achieve two-dimensional spatial coordinate transformation, to participate in electronic design electronic target practice used, the effect is very good, accurate to 0.1 ring

用C++实现坐标的简单运算，完整程序-Coordinates with C++ simple calculation, complete program..............