A:=VOL*CLOSE;
B:=SUM(A,1)/SUM(VOL,1);
B1:=EMA(B,17);
主力:(B-B1)*100/B,COLORRED;
进:STICKLINE(主力>=0 AND 0>=REF(0,1),0,主力,3,0),COLORRED;
出:STICKLINE(主力<0 AND 0>=REF(0,1),0,主力,3,0),COLORGREEN;