大致上基于布林带交易法则。引入更广阔的区间,寻找小视野所不能发现的秘密。从而更好的进行操作买卖。适用于证券、商品等。
MID : MA(CLOSE,20);
UPPER: MID + 2*STD(CLOSE,20);
LOWER: MID - 2*STD(CLOSE,20);
MID2 :=MA(CLOSE,60);
UPPER2: MID2 +1*2*STD(CLOSE,60),POINTDOT,LINETHICK3;
LOWER2: MID2 -1*2*STD(CLOSE,60),POINTDOT,LINETHICK3;
MID3 :=MA(CLOSE,180);
UPPER3: MID3 +1*2*STD(CLOSE,180),LINETHICK6;
LOWER3: MID3 -1*2*STD(CLOSE,180),LINETHICK6;