以买点炒股，往往犹豫不决，迟迟不能下手，涨喜跌忧，操作频繁；
以趋势炒股，常常波涛汹涌，时时可以决策，持股持币，随波逐流。
{玩股精准趋势幅图公式}
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:=EMA(VAR4,5);
趋势线:VAR5,COLORRED,LINETHICK2;
见顶线:90,COLORGREEN,DOTLINE;
抄底线:10,COLORBLUE,DOTLINE;
STICKLINE(VAR5>REF(VAR5,1),VAR5,REF(VAR5,1),2,0),COLORRED;
STICKLINE(VAR5<REF(VAR5,1),VAR5,REF(VAR5,1),2,0),COLORGREEN;
DRAWICON(CROSS(VAR5,10),10,1);
DRAWICON(CROSS(90,VAR5),90,2);
