【图】空中加油

MID :=  MA(CLOSE,20);
UPPER:= MID + 2*std(c,20);
LOWER:= MID - 2*std(c,20);
bwidth:=(upper-lower)/mid*100;{布林带宽}
p1:=winner(c)-winner(c-n1/100*c)>n2/100;{股价以下10%的空间有40%的筹码}
p2:=bwidth<n3;{布林带宽小于8}
p3:=ma(indexc,10)>ma(indexc,20);{大盘10日均线大于20日均线}
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