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本文阐述了ＭＤ－５０型钻机在三峡链子崖危岩体整治工程中的试验与应用，表明该钻机具有钻进能力强、适应性好、配套钻具优、效率高的特点。认为该钻机是目前我国在危岩体整治工程中值得推广应用的钻机。
This paper expounds the experiment and application of MD-50 drilling rig in the dangerous rock mass remediation project of the Three Gorges Chain Cliff, which shows that the drilling rig has the advantages of strong drilling capability, good adaptability, excellent drilling tools and high efficiency. It is considered that the drilling rig is a rig that is worth popularizing and applying in our country’s dangerous rock mass remediation project.