通达信布林组合主图指标(源码)

N:=20;
M1:=5;
M2:=10;
MA1:MA(CLOSE,M1);
MA2:MA(CLOSE,M2);
BOLL:MA(CLOSE,N);
UB:BOLL+2*STD(CLOSE,N);
LB:BOLL-2*STD(CLOSE,N);