{大牛选股公式源码:} MA5:=EMA(C,5); MA13:=EMA(C,13); UP:=DRAWLINE(L=LLV(L,BARSLAST(CROSS(MA13,MA5)) 1),LLV(L,BARSLAST(CROSS (MA13,MA5)) 1),H=HHV(H,BARSLAST(CROSS(MA5,MA13)) 1),HHV(H,BARSLAST(CROSS (MA5,MA13)) 1),0); DOWN:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(MA5,MA13)) 1),HHV(H,BARSLAST(CROSS (MA5,MA13)) 1),L=LLV(L,BARSLAST(CROSS(MA13,MA5)) 1),LLV(L,BARSLAST(CROSS (MA13,MA5)) 1),0); HR:=HHV(HIGH,55); HRY:=LLV(LOW,55); HRY11:=HR*HRY; HRY33:=SQRT(HRY11); 长牛买:REF(DOWN,1)REF(DOWN,1) AND C