delphi手写字符识别整理 GrNetSpec.Enabled:=true; GrNetSpec.Visible:=true; GrLern.Enabled:=false; plainbuttons_sperren; ocrbuttons_sperren; GrOCRLearn.Visible:=false; GrOCRLearn.Visible:=false; GrSimpleLearn.Visible:=false; GrSimpleLearn.Visible:=false; GrError.Visible:=f