8.6 Natural constructions materials

所屬欄目:中小型水力發(fā)電工程地質勘察

8.6.1 Review and supplementary exploration for naturalconstruction materials shall be performed in any of the followingcases.(1) A supplementary demonstration is required after review of thefeasibility study report.(2) Due to a larger change in the condit ......(本文共 951 字 )     [閱讀本文] >>


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