In addition to meet the communication needs of people's daily, smart—phone has become an essential tool for daily life because of its strong scalability. Locus Pro is very popular applications in section Travel & Local and has been awarded by independent testing as one of the best applications for outdoor navigation based on Android operating system. This paper focus on the usage of map software application, including software for installation, coMParative analysis of the mainstreammap, data services and preparation, explained the value of the Internet map software for professional applications according to special application examples of high voltage lines and foreign bidding projects. This paper can be considered as the guidelines of the field of power engineering and other geological survey work.%智能手机除满足人们日常的通信需求之外，由于其强大的可扩展性，已成为日常生活必备的工具，基于安卓操作系统开发的地图软件locus提供了强大的野外导航功能，成为目前国际上最为主流的户外导航软件，论文选择安卓智能手机中的地图软件应用为主题，结合电力工程地质调查中的具体应用进行了较全面的总结，包括软件的获取安装、主流地图的对比分析、数据服务及准备等，并通过特高压线路投标和国外项目的应用实例，阐述了互联网地图软件的专业应用价值。
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