请老师帮我把看盘公式中的“买牛”做个选股公式，谢谢！源码：主力做盘轨迹:(((CLOSE - MA(LLV(LOW,40),40)) / MA(LLV(LOW,40),40)) * 100),COLORF0F000; BIAS1 : (CLOSE-MA(CLOSE,9))/MA(CLOSE,9)*100,COLORWHITE; 坚决买:=(主力做盘轨迹-BIAS1)<5.5; DRAWTEXT(坚决买 ,38,'金子 '),COLORF0FF00; STICKLINE (坚决买 ,0,30,5,0),COLORRED; AA:=(CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*1000; BB:=MA(AA,10); 趋势线:SMA(BB,3,1)/10,LINETHICK2,COLORRED; JNYY2:=(((CLOSE - LLV(LOW,26)) / (HHV(HIGH,26) - LLV(LOW,26))) * 100); 判断:SMA(JNYY2,32,1)-20,COLOR00FF00,LINETHICK1; 买:DRA