string sql = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=d:\\My Documents\\huixinERP\\obj\\Release\\data\\path.mdb";
string selec = "SELECT 路径 from LJ";
OleDbConnection conn = new OleDbConnection(sql);
OleDbDataAdapter dataa = new OleDbDataAdapter(selec, conn);
conn.Open();
DataSet dataset1 = new DataSet();
dataa.Fill(dataset1, "LJ");
DataSet datasete = new DataSet();
conn.Close();