VAR1:=(HIGH+LOW+CLOSE)/3; VAR2:=(VAR1-MA(VAR1,14))/(0.015*AVEDEV(VAR1,14)); VAR3:=VAR2-REF(VAR2,1); VAR4:=VAR3-VAR2,COLORBLUE;买股时机:CROSS(VAR2,VAR4) AND C>MA(C,20) AND C<MA(C,60) AND MA(C,20)-0.01>REF(MA(C,20),1),COLORRED;