datetime id open high low close volume open_oi close_oi symbol duration 0 0.0 -200.0 NaN NaN NaN NaN 0.0 0.0 0.0 DCE.SP a2603&a2605 3600 1 0.0 -199.0 NaN NaN NaN NaN 0.0 0.0 0.0 DCE.SP a2603&a2605...
画线预警原理 当行情价格上行或者价格下行触碰到提前设置好的预警线，软件就会出现预警弹窗和声音提醒 画线预警设置 在行情图表上鼠标右键，点击画线预警就可以进行预警,设置如下图...
