登入
選單
返回
Google圖書搜尋
Hillseam Geology and Roof Instability Near Outcrop in Eastern Kentucky Drift Mines
Gary P. Sames
Noel N. Moebs
出版
U.S. Department of the Interior, Bureau of Mines
, 1989
URL
http://books.google.com.hk/books?id=xHIQtKVnC-MC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
