拖拉缩放效果，实现通过鼠标拖动来调整层的面积（宽高）大小。例如选框效果。 这里的拖拉缩放比一般的选框复杂一点，能设置八个方位（方向）的固定触发点，能设置最小范围，最大范围和比例缩放。 这里也有一个简化版的SimpleResize，方便学习。,Drag zoom effects, drag the mouse to achieve through the layer to adjust the size (width height) size. For example, the eff

基于圆阵的方位角频率联合估计,基于圆阵的方位角频率联合估计-Azimuth frequency circular array based on joint estimation of frequency based on the joint circular array azimuth estimation

对称阵子天线的方向函数与方位角无关，及方向图是以振子轴线为基准的旋转对称图形，这-Symmetry time around antenna azimuth direction has nothing to do with the function, and the pattern is rotational symmetry axis vibrator graphics benchmark, which

用于测量学中计算，方位角计算，也可以作为计算侧方交会的库-calculate the azimuth insurving