现阶段.科研工作者在野外调研活动中对各类型手持GPS的应用日益普及。文章将作者在野外工作中使用过的几种GPS与市场上同类的部分机型进行对比.对其具体功能、用途及相应优缺点进行分析。并就实际工作中出现的问题,提出建议和一些解决方案。
Recently,GPS is applied broadly in the field survey.In this paper,several types of GPS were contrasted from the function, purpose,virtue and disadvantage.Then some proposal were put forward to solve the problems meted in practice