登入選單

返回Google圖書搜尋

Instrument to measure the initial deformation of rock around underground openings

Michael J. BeusEarl L. PhillipsGalen G. Waddell

出版	na, 1978
URL	http://books.google.com.hk/books?id=ObBtQgAACAAJ&hl=&source=gbs_api