唐能通，老鸭头战法，实战性强，胜率非常高

MA5 := MA(CLOSE,5); 
 MA10 := MA(CLOSE,10); 
 MA60 := MA(CLOSE,60); 
 PDAY1 := BARSLAST(CROSS(MA5,MA60));{5日均线上穿60日均线} 
PDAY2 := BARSLAST(CROSS(MA10,MA60));{10日均线上穿60日均线，至此形成鸭颈部} 
PDAY3 := BARSLAST(HIGH=HHV(HIGH,PDAY2));{形成头部，要下跌} 
PDAY4 := BARSLAST(CROSS(MA10,MA5));{下跌后，5日均线和10日均线死叉} 
PDAY5 := BARSLAST(CROSS(MA5,MA10));{回落不久，5日均线和10日均线形成金叉，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;