节点
连接顺序：数据源 → 因子 → 过滤 → 排序 → 输出
Press enter or space to select a node. You can then use the arrow keys to move the node around. Press delete to remove it and escape to cancel.
Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.
从上方或左侧添加节点开始搭建策略
配置
点击画布上的节点编辑参数