长多:IF(SD =SP,SD,SP),LINETHICK1,COLORCC0033;
长空:IF(SP-SD,SP,SD),LINETHICK1,COLORFFFFFF;
A1:=EMA(CLOSE,7)-EMA(CLOSE,21);
B1:=EMA((0.668REF(A1,1)+0.333A1),1);
短多:IF(A1 =B1,A1,B1),LINETHICK1,COLOR0000CC;
短空:IF(B1-A1,B1,A1),LINETHICK1,COLORGREEN;