均线20日:MA(CLOSE,20),LINETHICK2,COLORBLUE;
转折价明日:(REF(CLOSE,2)*2-REF(CLOSE,5)),LINETHICK2,COLORYELLOW;
转折价后日:(REF(CLOSE,1)*2-REF(CLOSE,4)),LINETHICK2,COLORWHITE;
转折价大后日:CLOSE*2-REF(CLOSE,3),LINETHICK2,COLORRED;
A:=(CLOSE*2-REF(CLOSE,3));
IF(A<REF(A,1),A,DRAWNULL),COLORGREEN,LINETHICK2;
DRAWICON(A<REF(A,1) AND REF(A,1)>REF(A,2),A,2);
