{此公式可以做2个买点选股,一个高抛选股}{买}var5:= llv(low,27);v**:= hhv(high,34);狐:= ema((close-var5)/(v**-var5)*4,4)*25;买:cross(狐,10);----------------------------{低吸选股}var5:=llv(low,27);v**:=hhv(high,34);狐:=ema((close-var5)/(v**-var5)*4,4)*25;b1:=狐<ref(狐,1);低吸: b1<ref(b1,1) and 狐>10 and 狐<15;--------------------------------------{小心选股}var31:= ema(ema(ema(close,13),9),7);t1:=(var31-ref(var31,1))/ref(var31,1)*100;小心:filter(t1<ref(t1,1) and t1>0.6,5); 20210311