MA5 := MA(CLOSE,5);MA10 := MA(CLOSE,10);MA60 := MA(CLOSE,60);PDAY1 := BARSLAST(OSS(MA5,MA60));{}PDAY2 := BARSLAST(CROSS(MA10,MA60));{上穿60日，至此形成鸭颈部}PDAY3 := BARSLAST(HIGH=HHV(HIGH,PDAY2));{形成，要下跌}PDAY4 := BARSLAST(CROSS(MA10,MA5));{下跌后，均线和10日均线}PDAY5 := BARSLAST(CROSS(MA5,MA10));{回落不久，5日均线和10日均线形成，形成嘴部}A1:= PDAY1>PDAY2 AND PDAY2>PDAY3 AND PDAY3>PDAY4 AND PDAY4>PDAY5 AND PDAY5<5;A2:= COUNT(CROSS(MA10,MA5),PDAY2)=1;A1 AND A2;