1GARBOCZI E, BERRYMAN J. BFRL ICON New Effee- tive Medium Theory for the Diffusivity or Conductivity of a Multi-Scale Concrete Mierostrueture Model[J]. Concrete Science and Engineering, 2000, (2): 88- 96.
1[4]J.Schlaich, K.Schater. Design and Detailing using Strut-and-Tie Models.Workshop on Strut-and-Tie Models Approach for the Design of Structural Concrete.Tainan,1996.
