N:=10; M:=5; 路径总和:=SUM(ABS(C-REF(C,1)),N); 净位移:=ABS(C-REF(C,N)); 效率:=IF(路径总和=0,0,净位移/路径总和*100); 效率均值:=MA(效率,M); 中位参考:50,COLORYELLOW; 上行效率:IF(C>=REF(C,N),效率,DRAWNULL),COLORRED,LINETHICK2; 下行效率:IF(C<REF(C,N),效率,DRAWNULL),COLORGREEN,LINETHICK2; 效率均线:效率均值,COLORWHITE;