钻头和卡盘隔离器的革新以减少锚杆钻机的噪音
Evolution of Drill Bit and Chuck Isolators to Reduce Roof Bolting Machine Drilling Noise
作者：Yantek, D；Peterson, J；Michael, R；Ferro, E. 作者单位：Mine Safety and Health Administration, Pittsburgh, PA.；Behrend Coll., Erie, PA. 加工时间：2014-03-20 信息来源：科技报告（PB） 索取原文[9 页]
关键词：钢铁；煤矿；钻头；锚杆钻进；职业安全与健康；噪音阻尼 摘 要：Among underground coal miners, hearing loss remains one of the most common occupational illnesses.This paper documents the evolution of the bit isolator and chuck isolator. Laboratory testing confirms that production bit and chuck isolators reduce the A-weighted sound level generated during drilling.
索取原文[9 页]
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