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在追踪过程中,会遇到草地、石砾地、岩石面、冰面等不同的地带,这些地面遗留的足迹往往不明显,容易断踪。因此,必须充分利用各种地面物质变化的痕迹,进行综合分析,正确判断足迹的去向。
In the process of tracking, we encounter different areas such as grassland, rocky ground, rocky surface and ice surface. The footprints left by these ground are often not obvious and easily broken. Therefore, we must make full use of the traces of changes in various ground materials for a comprehensive analysis to correctly determine the whereabouts of the footprint.