止跌发射:=REF(C,1)/REF(C,2)<=0.93 AND
BETWEEN(C/REF(C,1),1.03,0.97) AND
CLOSE/REF(CLOSE,8)<=0.8 AND
BETWEEN(REF(C,2)/REF(C,3),1.04,0.96) AND
BETWEEN(REF(C,3)/REF(C,4),1.04,0.96);
选股:止跌发射;
止跌发射:=REF(C,1)/REF(C,2)<=0.93 AND
BETWEEN(C/REF(C,1),1.03,0.97) AND
CLOSE/REF(CLOSE,8)<=0.8 AND
BETWEEN(REF(C,2)/REF(C,3),1.04,0.96) AND
BETWEEN(REF(C,3)/REF(C,4),1.04,0.96);
选股:止跌发射;