PW:=((VOL * (CLOSE - OPEN)) / (CLOSE + OPEN)); PW1:=EMA(((VOL * (CLOSE - OPEN)) / (CLOSE + OPEN)),n); ME:=EMA(PW1,n1); ME1:=MA(ME,n2); ME2:=MA(ME,n3); 选股:CROSS(ME,ME1);
