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Energy Cost of Agricultural Machinery Repair and Servicing
Ontario Agricultural College. School of Engineering
P. H. (Peter Henry) Southwell
T. M. (Terrence Michael) Rothwell
出版
Guelph : School of Engineering, Ontario Agricultural College
, 1985
URL
http://books.google.com.hk/books?id=3OcwNAEACAAJ&hl=&source=gbs_api