SW1:= (EMA(CLOSE,5)*7+EMA(CLOSE,10)*3)/10;tt:(c-SW1)/SW1*100;pt:ma(tt,6);:=IF((tt<-5),-10,-20);:=IF((tt>5 ),10,20);买入1:=ref(买入,1);买入2:=ref(买入,2);卖出1:=ref(卖出,1);卖出2:=ref(卖出,2);1:IF(OSS(tt,pt) AND 买入1=-10 ,-10,-20);反弹2:IF(CROSS(tt,pt) AND 买入2=-10 ,-10,-20);回落:IF(CROSS(pt,tt) AND 卖出1=10 ,10,20);回落1:IF(CROSS(pt,tt) AND 卖出2=10 ,10,20);