Based on the simply introduction to the principle of profiling method, this paper analyses the source error of profiling method and gives some measures to reduce these error.

文章在简要介绍剖面测量基本原理的基础上，分析了剖面法的误差来源，提出了减少误差的措施。

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Chapter One is a brief introduction generalizing the researching object, purpose, method and the corpus's source of the present study.

第一章是绪论，介绍了本文研究的目的、范围、方法，以及语料来源和选取原则。

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For the introduction chapter, it describes the region, history and present research situation of Lanxi dialect as well as the idea of the research topic, method, and the source corpus.

第一章绪论部分介绍兰溪历史、地理概况、兰溪方言概况、研究思路与方法及语料来源等。

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