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Google圖書搜尋
Using Hay and Forage Harvesting Equipment Safely
Richard L. Jepsen
出版
Kansas Cooperative Extension Service
, 1980
URL
http://books.google.com.hk/books?id=9zOzGwAACAAJ&hl=&source=gbs_api
註釋
Descriptors: forage harvesting machinery, harvesting machinery, hay making machinery.