股价长期下跌或长期横盘后,突然一根放量阳线向上同时突破5天、10天、30天均线,且收盘在30天均线上方。这种情形大有过五关斩六将的气慨,是典型的上升信号。首先单根K线穿越多均线,必定会导致次日对均线的一次回踩。而一旦回踩过力也会出现陷阱,买入时机要根据股价的位置做出合理判断。
MA5:=MA(CLOSE,5);
MA10:=MA(CLOSE,10);
MA30:=MA(CLOSE,30);
COND1:=REF(CLOSE,1)<REF(OPEN,1) AND CLOSE>OPEN AND CLOSE>REF(OPEN,1) AND OPEN<REF(CLOSE,1);
COND2:=CLOSE>MAX(MA5,MA10) AND CLOSE>MA30;
COND3:=MA5>MA10 AND MA10>MA30;
COND4:=VOL>REF(VOL,1)*1.5;
包小三:COND1 AND COND2 AND COND3 AND COND4;
