该公式基于价格均值（X1）及其短期指数移动平均线（X2、X3）绘制K线，并用颜色区分趋势：
- X2（红色线）：价格均值的1日EMA，代表最新价格重心。
- X3（绿色线）：X2的3日EMA，代表短期趋势方向。
- K线着色规则：
- X2 ≥ X3（多头趋势）：K线实体和影线为红色。
- X2 < X3（空头趋势）：K线实体和影线为绿色。
- 交叉信号：X2上穿X3（金叉）或下穿X3（死叉）时，K线实体以空心柱体显示对应颜色。
- 时间限制：SJTJ条件限制公式仅对2019年3月1日前的数据生效。
SJTJ:=DATE<1590301;
X1:=(C+L+H)/3;
X2:EMA(X1,1),COLORRED;
X3:EMA(X2,3),COLORGREEN;
STICKLINE(X2>=X3 AND SJTJ,LOW,HIGH,0,2),COLORRED;
STICKLINE(X2>=X3 AND SJTJ,CLOSE,OPEN,3.2,1),COLORRED;
STICKLINE(X2<X3 AND SJTJ,LOW,HIGH,0,2),COLORGREEN;
STICKLINE(X2<X3 AND SJTJ,CLOSE,OPEN,3.2,1),COLORGREEN;
STICKLINE(CROSS(X3,X2) AND SJTJ,OPEN,CLOSE,3.2,0),COLORGREEN;
STICKLINE(CROSS(X2,X3) AND SJTJ,OPEN,CLOSE,3.2,0),COLORRED;
STICKLINE((CLOSE>OPEN) AND (X2<=X3) AND SJTJ,CLOSE,OPEN,3.2,2)COLORGREEN;
STICKLINE((CLOSE>OPEN) AND (X2>=X3) AND SJTJ,CLOSE,OPEN,3.2,2)COLORRED;
STICKLINE((CLOSE<OPEN) AND (X2<=X3) AND SJTJ,CLOSE,OPEN,3.2,0)COLORGREEN;
STICKLINE((CLOSE<OPEN) AND (X2>=X3) AND SJTJ,CLOSE,OPEN,3.2,0)COLORRED;
