论文部分内容阅读
请下载后查看,本文暂不支持在线获取查看简介。南风井主通风机噪声分析及对策@吕金明$铁法煤业集团大明一矿!辽宁112700
Please download to view, this article does not support online access to view profile. Noise Analysis and Countermeasure of Main Ventilator in South Wind Well Lü Jinming $ Dafa No.1 Mine of Tiefa Coal Industry Group Co., Ltd., Liaoning 112700