rs() ???

Set Rs6=Server.CreateObject("Adodb.RecordSet")
    Set Rs6=Conn.Execute("Select Top 1 * from m_config")  If Not Rs6.Eof Then
   ztm=rs6("tm")
   ztm1=rs6("tm1")
    ztm2=rs6("tm2")
   ztm3=rs6("tm3")
  End If
  Set Rs6=Nothing
ztm=rs6("tm")
   ztm1=rs6("tm1")
    ztm2=rs6("tm2")
   ztm3=rs6("tm3")
这三行是什么意思呀？