3Standard Test Method for Electrical Indication of Concrete's Ability to Resist Chloride Ion Penertration. ASTM C 1202- 94.
4ACI Committee 234.Guide for the use of silica fume in concrete[R]. ACI 234R- 96.
5Maage M, Helland S. Service life prediction of eaisting concr- ete structure exposed to marine environment[ J]. ACI Materials Journal, 1996,93 (6) :602 - 608.
6Dhir R. K, Jones M. R. Development of chloride - resisting concrete using fly ash[J]. fuel, 1999,78(2): 137 - 142.