帮忙改改一下MACD指标公式，谢谢

咨询内容： 帮忙改改一下MACD指标公式，谢谢 DIFF : EMA(CLOSE,12) - EMA(CLOSE,26);
DEA  : EMA(DIFF,9);
2*(DIFF-DEA),COLORSTICK;
JC:=CROSS(DIFF,DEA);
SC:=CROSSDOWN(DIFF,DEA);
LL:=BACKSET(JC,LLVBARS(DIFF,BARSLAST(SC)+1)+1);
HH:=BACKSET(SC,HHVBARS(DIFF,BARSLAST(JC)+1)+1);
POLYLINE(CROSS(LL,0.5),DIFF,COLORGREEN);
POLYLINE(CROSS(HH,0.5),DIFF,COLORRED); 

 

 来源:程序化99网（ WWW.CXH99.COM ）

博易技术人员： DIFF : EMA(CLOSE,12) - EMA(CLOSE,26);
DEA  : EMA(DIFF,9);
2*(DIFF-DEA),COLORSTICK;
JC:=CROSS(DIFF,DEA);
SC:=CROSS(DEA,DIFF);
LL:=BACKSET(JC,LLVBARS(DIFF,BARSLAST(SC)+1)+1);
HH:=BACKSET(SC,HHVBARS(DIFF,BARSLAST(JC)+1)+1);
POLYLINE(CROSS(LL,0.5),DIFF),COLORGREEN;
POLYLINE(CROSS(HH,0.5),DIFF),COLORRED;  您好
 我的均线只要是放大就成一条直线，怎么回事呢， 来源 程序化久久网