1.���ּ���Դ��
���ּ���Դ��
MID:=MA(C,布林布林教育 小程序 源码);
VART1:=POW((C-MID),2);
VART2:=MA(VART1,);
VART3:=SQRT(VART2);
UPPER:=MID+2*VART3;
LOWER:=MID-2*VART3;
BOLL:=REF(MID,1);
UB:=REF(UPPER,1);
LB:=REF(LOWER,1);
LOWER1:=MID-VART3;
LB1:=REF(LOWER1,1);
BB:=(C-LB1)/(UB-LB)*;
MA6:=MA(BB,6);
XG:CROSS(BB,MA6);