知識(shí)貝殼
知識(shí)貝殼
所屬欄目：水電工程圍堰設(shè)計(jì)
1.0.1 This standard is drafted specifically to specify and guide thedesign of cofferdam of hydropower project and guarantee the qualityof design.1.0.2 This standard stipulates principles, methods and requirementsof design for the cofferdam of hydropower p ......（本文共 1173 字 ） [閱讀本文] >>