1Anik Delagrave, Jacques Marchand, Michel Pigeon. Influence of microstmcture on the tritiated water diffusivity of mortarsE J]. Ad- vanced Cement - Based Materials, 1998, (7) : 60 - 65.
2I~ Cui, Jong Herman CahyadL Peameability and pore structure of OPC paste[J]. Cement and Concrete Research,2001,31 : 277 -282.