加权支撑线:SUM(low*vol,nl+1)/SUM(VOL,nl+1),POINTDOT,COLORMAGENTA,LINETHICK2; 简易支撑线:ma(low,nl+1),CIRCLEDOT,colorred; 加权压力突破线:SUM(high*vol,nh+1)/SUM(VOL,nh+1),POINTDOT,COLORGREEN,LINETHICK2; 简易压力突破线:ma(high,nh+1),CIRCLEDOT,colorblue; KC1:REF(加权压力突破线,nl); KC2:REF(简易压力突破线,nl);