Isbn: 9787113017477 - 冻土工程 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 411 Publisher: China Railway Press Pub. Date :1994-09. This book introduces the permafrost region of Northeast China appears in a variety of construction and renovation methods of freezing. Include: characteristics of permafrost and permafrost-based theory; engineering survey methods. requirements and principles of the railway line selection; foundation frost heaving and thawing; permafrost roadbed. bridges and culverts. tunnels. drainage and housing constructio.…