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
DRAWICON(AREF(A,2),A,2);