基于电梯客流量的编程，针对一幢30层的建筑随机的生成每一层的上行下行客流，及其相应的目标楼层。-Elevator traffic based programming, for a 30-story building generates a random passenger flow upstream and downstream of each layer, and their respective target floor.

控制马达向上升起并等待到达事件，当电梯到达用户请求的楼层后，电梯控制门打开，在动作序列中，电梯控制器与门对象和马达对象交互。-Control the motor up and wait for the arrival raising events, when the lift reached the user requests the floor, the elevator control doors open, the action sequences, the elevator motor