According to the expert opinions and the examination suggestions to the preliminary design modification from the evaluating center of ministry of railways , no . 1 railway survey design institute consummates the embankment treatment of the test section further 根據(jù)論證會專家意見和鐵道部鑒定中心對修改初步設計的審查意見,鐵一院對工程試驗段的地基處理進一步進行了完善。