MA1:=EMA(CLOSE,5);MA2:=EMA(CLOSE,10);MA3:=EMA(CLOSE,20);MA4:=EMA(CLOSE,30);三线剑:OSS(MA1,MA2) AND C>O AND C>REF(C,1) AND C/REF(C,1)>=1.018OR CROSS(MA1,MA4) AND C>O AND C>REF(C,1) AND C/REF(C,1)>=1.018OR CROSS(MA2,MA3) AND C>O AND C>REF(C,1) AND C/REF(C,1)>=1.018OR CROSS(MA1,MA3) AND C>O AND C>REF(C,1) AND C/REF(C,1)>=1.018;