本文在回顾和总结我省1∶20万区域化探扫面分析技术和成果的基础上,从化探分析方法研究、微痕量元素分析技术进展和技术推广应用3个方面对其分析技术和应用成果进行了介绍和评述。同时,对化探分析中存在的问题及今后的研究方向进行了简述。对指导我省乃至全国地球化学样品分析方法和微痕量元素分析技术及其应用具有重要的现实意义和实用价值。 On the basis of reviewing and summarizing the 1: 200,000 regional scanning and surface analysis techniques and achievements in our province, this paper analyzes the analysis techniques and applications from the aspects of geochemical exploration methods, the progress of micro-trace element analysis and the popularization and application of technologies The results were introduced and commented. At the same time, the problems existing in geochemical analysis and the future research directions are briefly described. It has important practical and practical value to guide the geochemical sample analysis method and micro-trace element analysis technology of our province and the whole country and its application.