LC := REF(CLOSE,1);
VID := SUM(VOL,2)/(((HHV(HIGH,2)-LLV(LOW,2)))*100);
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RC := (CLOSE-LC)*VID;
LONG := SUM(RC,0);
DIFF := SMA(LONG,10,1);
DEA := SMA(LONG,20,1);
LON : DIFF-DEA;
LONMA : MA(LON,7);
买线:=CROSS(LON,LONMA);
卖线:=CROSS(LONMA,LON);
DRAWICON( REF(LON,1)<LON,LON,23);