把通达信的bs主图公式改成条件选股公式

编写要求：

请老师帮我把通达信的bs主图公式改成条件选股公式 当天出现B点买，谢谢 MA5:MA(C,5),COLORF00FF0; MA10:MA(C,10),COLORYELLOW; MA21:MA(C,21),COLORE66878; MA30:MA(C,30),COLORWHITE; MA120:MA(C,120),COLOR399C7F,POINTDOT; MA240:MA(C,240),COLOR000999,POINTDOT; X1:=(C+L+H)/3; X2:=EMA(X1,6); X3:=EMA(X2,5); DRAWICON(CROSS(X2,X3),L*0.98,7); DRAWICON(CROSS(X3,X2),H*1.02,8); STICKLINE(X2>=X3,LOW,HIGH,0.1,1),COLORRED; STICKLINE(X2>=X3,CLOSE,OPEN,2,2),COLORRED; STICKLINE(X2>=X3,CLOSE,OPEN,2,8),COLORBROWN; STICKLINE(X2

解答：

?X1:=(C+L+H)/3;?

X2:=EMA(X1,6);?