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该文介绍了两种井下用微型装载机的研制成果，以及尚存在的主要问题。作者希望在装载机电源供给方式或拖动设备选型方面得到业内人士的帮助，以提高微型装载机的作业机动性和使用安全性。
This article describes the development of two kinds of downhole micro loaders and the main problems that still exist. The author hopes to get the help of the people in the field of loader power supply or drag device selection, in order to improve the operability and safety of micro-loaders.