V3:=(CLOSE-LLV(LOW,8))/(HHV(HIGH,8)-LLV(LOW,8))*100;
操盤線:SMA(V3,2,1),LINETHICK3;
V5:SMA(操盤線,2,1);
抄底:if(操盤線>ref(操盤線,1) and ref(操盤線,1) 追買:if(操盤線>ref(操盤線,1) and CROSS(操盤線,v5) and v5<50,8,0),COLORCYAN;