LOWV:=LLV(低,N);
HIGHV:=HHV(高,N);
RSV:= EMA((CLOSE-LOWV)/(HIGHV-LOWV)* 100,M);
K:=EMA(RSV,M);
D:=MA(K,M);
REF(K,2)>REF(K,1)和K & gtREF(K,1)和K & lt65和D & lt65;