长涨幅:(c-ref(c,长期趋势))/ref(c,长期趋势)*100; n3:=barslast(cross(c,MA(c,20))); n4:=barslast(cross(MA(c,20),c)); 黑马跟踪:if(n3 n4,n3+1,0); 涨幅跟踪:(c-ref(c,黑马跟踪))/ref(c,黑马跟踪)*100; 换手:VOL/CAPITAL*100 ; 百日换手:sum(换手,100); 换手跟踪:sum(换手,0)-ref(sum(换手,0),黑马跟踪),colorff937f ; 跟踪系数:换手跟踪/涨幅跟踪,color00ff00 ;