【摘要】 在滇西1∶5万区域地质调查中，首次在该地区对构造混杂带进行了较为详细的调查和研究，基本查明了图区内构造混杂带的空间分布、内部组成及变形特征，使图幅质量大大提高，同时也使该地区的基础地质工作取得了突破性进展。更多还原

【Abstract】 ： An relatively intensive investigation and study of tectonic mélange zones in Tu＇e and Mishajing， western Yunnan， were first carried out during the 1∶50000 regional mapping in western Yunnan． The authors have preliminarily ascertained the spatial distribution， internal structure and deformation features of the mélange zones within the limits of the mapping area． Thus the quality of the sheets has been improved greatly and major progress has been made in the work of fundamental geology of the area．更多还原