VAR 1:=(HHV (high, 2 1)-C)/(HHV (high, 2 1)-LLV (low, 21)) *100-/klv.

VAR2:=(C-LLV (low, 2 1))/(HHV (high, 2 1)-LLV (low, 21)) *100;

VAR3:=SMA(VAR2， 13，8)；

High position: 90;

Low position: 0;

Many aspects: SMA (VAR 3,13,8), colored;

Empty surface: SMA (var 1, 2 1, 8) with green color;

Central axis: 45;