 2002, Vol. 21 Issue (S): 2225-2229 DOI: |
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| PROBLEMS AND IMPROVEMENTS OF WATERPROOFING AND DRAINAGE TECHNIQUES IN DOMESTIC HIGHWAY TUNNELS | |||
| Sun Guofu 1，2，Li Yongmei 2，Liu Weining 1，Li Xinggao 1 | |||
| (1 School of Civil Engineering and Architecture，North Jiaotong University，Beijing 100044 China) (2 School of Civil Engineering and Architecture，Beijing Polytechnic University，Beijing 100022 China) | |||
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