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Google圖書搜尋
Timken Steel
Timken Roller Bearing Company
其他書名
The Manufacture of Electric Furnance Steel for Timken Tapered Roller Bearings, Its Carburization, and Its Heat-treatment
出版
Timken Roller Bearing Company
, 1923
URL
http://books.google.com.hk/books?id=bWTKHAAACAAJ&hl=&source=gbs_api