幫忙改改一下MACD指標公式，謝謝

咨詢內容： 幫忙改改一下MACD指標公式，謝謝 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);?

?

?來源:程序化99網（ www.tumamayizhan.com ）

博易技術人員： 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
?我的均線只要是放大就成一條直線，怎么回事呢， 來源 程序化久久網