MID:=MA(C,20);
VART1:=POW((C-MID),2);
VART2:=MA(VART1,20);
VART3:=SQRT(VART2);
LOWER:=MID-2*VART3;
LB:=REF(LOWER,1);
N1:=14;
LC:=REF(CLOSE,1);
RSI1:=SMA(MAX(CLOSE-LC,0),N1,1)/SMA(ABS(CLOSE-LC),N1,1)*100;
XG:L<=LB AND RSI.RSI1>REF(RSI.RSI1,1) AND REF(RSI.RSI1,1)<30;
(BOLL采用主图指标。已测试)
叫我即可。