止跌:=(REF(EVERY(CO);
VAR1N:=MA(CLOSE,5),;
VAR2N:=MA(CLOSE,10);
VAR3N:=(VAR1N-CLOSE)/CLOSE>3/100;
VAR4N:=(VAR2N-VAR1N)/VAR1N>0.03;
VAR5N:=LLV(CLOSE,30)=LLV(CLOSE,120);
底部:=VAR3N AND VAR4N AND VAR5N;
包賺不賠:BARSLAST(底部)<=2 AND 止跌;