2 едита с данными из разных таблиц, ошибка

SELECT material_detali FROM r3 '
'INNER JOIN r on r3.tip_obrab_pov-ti = r.tip_obrab_pov-ti where tip_obrab_pov-ti=:param')

object Form1: TForm1
  Left = 192
  Top = 124
  Width = 696
  Height = 375
  Caption = 'Form1'
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'MS Sans Serif'
  Font.Style = []
  OldCreateOrder = False
  PixelsPerInch = 96
  TextHeight = 13
  object DBLookupComboBox1: TDBLookupComboBox
    Left = 64
    Top = 104
    Width = 153
    Height = 21
    DropDownWidth = 60
    KeyField = 'tip_obrab_pov-ti'
    ListField = 'tip_obrab_pov-ti'
    ListSource = DataSource1
    TabOrder = 0
  end
  object DBEdit1: TDBEdit
    Left = 64
    Top = 144
    Width = 121
    Height = 21
    DataField = 'tip_instrumenta'
    DataSource = DataSource1
    TabOrder = 1
  end
  object DBEdit2: TDBEdit
    Left = 64
    Top = 168
    Width = 121
    Height = 21
    DataField = 'material_detali'
    DataSource = DataSource2
    TabOrder = 2
  end
  object ADOConnection1: TADOConnection
    Connected = True
    ConnectionString =
      'Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Users\маша\Deskt' +
      'op\выбор.mdb;Persist Security Info=False'
    LoginPrompt = False
    Mode = cmShareDenyNone
    Provider = 'Microsoft.Jet.OLEDB.4.0'
    Left = 64
    Top = 24
  end
  object ADOQuery1: TADOQuery
    Active = True
    Connection = ADOConnection1
    CursorType = ctStatic
    Parameters = <>
    SQL.Strings = (
      'SELECT * FROM r')
    Left = 232
    Top = 96
  end
  object DataSource1: TDataSource
    DataSet = ADOQuery1
    Left = 104
    Top = 24
  end
  object ADOQuery2: TADOQuery
    Connection = ADOConnection1
    CursorType = ctStatic
    DataSource = DataSource1
    Parameters = <
      item
        Name = 'param'
        DataType = ftWideString
        NumericScale = 255
        Precision = 255
        Size = 510
        Value = Null
      end>
    SQL.Strings = (
      'SELECT material_detali FROM r3 '
 
        'INNER JOIN r on r3.tip_obrab_pov-ti = r.tip_obrab_pov-ti where t' +
        'ip_obrab_pov-ti=:param')
    Left = 200
    Top = 168
  end
  object DataSource2: TDataSource
    DataSet = ADOQuery2
    Left = 384
    Top = 160
  end
end