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题 目期 页综 述提高吕家坨矿厚煤层水采生产能力的措施 1 8皮带输送机机架制作工艺的初步探讨 1 13高铝制品耐磨性实验研究 1 18浅析工程设计中应用 CAD技术存在的问题 1 2 1煤仓下口手动闸门的改造 1 4 0三维地震勘探技术在煤矿中的应用 2 3
Problem page summary of the measures to improve the Lu Jiu Tuo thick coal seams water production capacity of the measures 1 8 belt conveyor rack production process of a preliminary study 1 13 high aluminum wear resistance test 1 18 Analysis of engineering design application of CAD technology exists 1 2 1 Reconstruction of manual gate at the lower part of coal bunker 1 4 0 Application of 3D seismic exploration technology in coal mine 2 3