12 | Study on Neutron Shield Concrete and Resin Based on Natural Minerals | Koichi OKUNO | |
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13 | Studies on Design and Performance of Tunnel in Shirasu Ground | Toru TAHO | |
14 | Development of the New Wet Curing Method for Effects of Improving Durability of Concrete and Its Application for Tunnel Lining Concrete | Yukinori FURUKAWA |