VAR26:=((CLOSE-REF(CLOSE,1))/(REF(CLOSE,1)))*(100);
VAR27:=(EMA(CLOSE,12)-EMA(CLOSE,26))*(100);
VAR28:=EMA(VAR27,9);
底:VAR27<(-50) AND VAR26>7 AND VAR27
VAR26:=((CLOSE-REF(CLOSE,1))/(REF(CLOSE,1)))*(100);
VAR27:=(EMA(CLOSE,12)-EMA(CLOSE,26))*(100);
VAR28:=EMA(VAR27,9);
底:VAR27<(-50) AND VAR26>7 AND VAR27