이렇게 해보세요!

void __fastcall TForm6::BitBtn2Click(TObject *Sender)
{
     String Expr;
     Form2-> Query1-> Close();
     Form2-> Query1-> SQL -> Clear();

     Expr = "select *   from employee where   (Enumber='Edit8-> Text')\
           and (Name = 'Edit9-> Text')";

     Form2->Query1-> SQL-> Add(Expr);
     Form2->Query1->Open();
     if(!Form2->Query->Eof)
     {
           Edit1-> Text = Form2->Query1-> FieldByName("Enumber")->AsString;
           Edit2-> Text =   Form2->Query1-> FieldByName("Name")-> AsString;
           Edit3-> Text =   Form2->Query1-> FieldByName("Age")-> AsString;
           Edit4-> Text =   Form2->Query1-> FieldByName("Addr")-> AsString;
           Edit5-> Text =   Form2->Query1-> FieldByName("Tel")->AsString;
           Edit6-> Text =   Form2->Query1-> FieldByName("Cell")-> AsString;
           Edit7-> Text =   Form2->Query1-> FieldByName("Email")-> AsString;

      }
     Form2->Query1->Close();
}