木料被锯成大块的薄板。The wood was cut into large sheets of veneer.有人把一大块石头给凿空了。Someone had hollowed out a large block of stone.格雷斯掰下来一大块土。Grace broke off a large piece of the clay....
Centroid tracking algorithm is widely used because of its simplicity and quick run speed.形心跟踪算法因为简单、执行速度快而得到广泛采用.A new method for seam tracking using image centroid in gas tungsten arc welding is presented.研究一种基于图像质心识别的电...