VAR1:=Ema(EMA(EMA(C,5),5),5); VAR2:=VAR1-REF(VAR1,1)+VAR1; VAR3:=crOSS(VAR2,MA(VAR2,26)); VAR4:=CROSS(MA(C,13),MA(C,21)); 圆底:VAR3 AND VAR4;