Design of Surface Mine Haulage Roads - A Manual:露天矿运输道路-手动设计
Design of Surface Mine Haulage Roads - A Manual:露天矿运输道路-手动设计
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大小:4.74 MB
页数:51页
时间:2018-09-22
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1、Information Circular 8758Design of Surface Mine Haulage Roads - A ManualBy Walter W. Kaufman and James C. AultUNITED STATES DEPARTMENT OF THE INTERIORCecil D. Andrus, SecretaryBUREAU OF MINESWMC Resources Ltd have the expressed permission of the "National Institute for Occupational
2、Safety and Health" toreplicate and present this document in Full for use by its employee's.This document was kindly supplied by the:National Institute for Occupational Safety and HealthPittsburgh Research Laboratory LibraryP.O. Box 18070PITTSBURCH, PA 15236-0070Page 1 of 49CONTENTSA