登入選單
返回Google圖書搜尋
Drilling High-strength Steels Heat Treated to 330 to 560 Brinell Hardness
A. F. GerdsC. T. OlofsonF. W. Boulger
出版Defense Metals Information Center, Battelle Memorial Institute, 1959
URLhttp://books.google.com.hk/books?id=2Sfa4h6K2lMC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN