{八线系统【主图】}
 {说明}
input:YINGL(13,1,999),LI(24,1,999);
 DRAWTEXTABS(3,10,'1持股线上穿生命线后介入较为安全'),linethick1,COLORWHITE;
 DRAWTEXTABS(3,30,'2收盘价跌破持股线是出局信号，第二天可选择出局。若第二天杀跌较多，则可等待线下的阳线再卖出。'),linethick1,COLORWHITE;
 DRAWTEXTABS(3,50,'3股价有效站稳持股线的第一根K线为买入信号。'),linethick1,COLORWHITE;
 DRAWTEXTABS(3,70,'4股价有效跌破持股线的第一根K线为卖出信号。'),linethick1,COLORWHITE;
 DRAWTEXTABS(3,90,'5熊市和动荡行情中，股价必须站稳生命线且生命线已转头向上，买入信号才有效！'),linethick1,COLORWHITE;
 DRAWTEXTABS(3,110,'6短线操作中，7天线为高位止盈线，股价跌破7天线为卖出信号。'),linethick1,COLORWHITE;

七天线:eMA(CLOSE,7),COLORCYAN;
持股线:eMA(CLOSE,15),COLORCC33BD,linethick2;
生命线:eMA(CLOSE,25),colorred;
初月线:eMA(CLOSE,34),colorYellow;
双月线:eMA(CLOSE,56),COLORFF8000;
长牛线:eMA(CLOSE,235),Color0099FF;
牛熊线:eMA(CLOSE,453),colorwhite;
均120: MA(CLOSE, 120),COLORFF0080 ,LINETHICK1 ;