### 2. 背离识别系统
```pine
底背离:=(REF(L,A1+1)>L OR REF(C,A1+1)>C) AND (L,DIFF)*SJ>REF((L,DIFF),A1+1) AND CROSS(DIFF,DEA);
顶背离:=(REF(C,A2+1)<C*SJ OR REF(H,A2+1)<H*SJ) AND REF((H,DIFF),A2+1)>(H,DIFF) AND CROSS(DEA,DIFF);
```
### 3. 可视化工具
```pine
DRAWLINE(A1=0,DEA,底背离,DEA,0),COLORGREEN,LINETHICK2;
DRAWLINE(A2=0,DEA,顶背离,DEA,0),COLORRED,LINETHICK2;
DRAWTEXT(REF(B,1)*SJ>80 AND CROSS(B1,B) AND REF(B,1)<REF(B,K2+2) AND REF(C,1)>REF(C,K2+2),DEA,'顶背离'),COLORCYAN;
```