VAR1:=REF(CLOSE,2);

短线: SMA(MAX(CLOSE-VAR1,0),7,1)/SMA(ABS(CLOSE-VAR1),7,1)*100,colorblue;

A1:=(CLOSE-LLV(LOW, 18))/(HHV(HIGH, 18)-LLV(LOW, 18))*100;

A2:=SMA(A1, 9, 1);

A3:=SMA(A2, 3, 1);

趋势:3*A2-2*A3,COLORyellow,LINETHICK2;

主力线:EMA(A2, 3),COLORRED,LINETHICK3;