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Delimbing with a Chain Flail and a Knuckle-boom Loader

M. P. FolkemaForest Engineering Research Institute of CanadaP. Giguère

出版	Forest Engineering Research Institute of Canada, 1979
URL	http://books.google.com.hk/books?id=Mau3yA-PYdkC&hl=&source=gbs_api