【精准买卖】能够确定准确的买卖点，能够买在起涨点，获取最大的收益率，那么【精准买卖】点入下图，当出现指标信号就是买入时机
{通达信精准买卖附图指标}
VAR1:=(CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100;
VAR2:=SMA(VAR1,3,1);
VAR3:=SMA(VAR2,3,1);
VAR4:=3*VAR2-2*VAR3;
VAR5:=LLV(LOW,30);
VAR6:=HHV(HIGH,30);
VAR7:=EMA((CLOSE-VAR5)/(VAR6-VAR5)*100,5);
VAR8:=EMA(0.667*REF(VAR7,1)+0.333*VAR7,2);
DRAWICON(CROSS(VAR7,VAR8) AND VAR7<20,VAR7,1);
DRAWICON(CROSS(VAR8,VAR7) AND VAR7>80,VAR7,2);
STICKLINE(VAR7>=VAR8,VAR7,VAR8,2,0),COLORRED;
STICKLINE(VAR7<VAR8,VAR7,VAR8,2,0),COLORGREEN;
DRAWTEXT(CROSS(VAR7,VAR8) AND VAR7<20,VAR7,'买'),COLORRED;
DRAWTEXT(CROSS(VAR8,VAR7) AND VAR7>80,VAR7,'卖'),COLORGREEN;
