通达信寻找顶底指标公式

D:=MA(K,3);
底:DIFL REF(DIFL,1) AND DIF REF(DIF,1) AND K 20, COLORRED,LINETHICK2;
顶:DIFL REF(DIFL,1) AND DIF REF(DIF,1) AND K 80, COLORGREEN,LINETHICK2;

通达信寻找顶底指标公式