科技论文写作中几个需要规范的符号问题

Several Symbol Issues That Need to be Standardized in the Writing of Science and Technology Papers

针对科技论文写作中符号使用的常见疑难问题，分析错误使用原因，结合国家标准给出其规范用法，以期对论文写作者和期刊编辑有所帮助，并有助于提高论文和刊物的规范性。

This thesis is to tackle with common problems in the use of symbols in the writing of scientific and technical papers. It makes analysis of the causes of errors, and standardizes its usage combined with national standards, with a view to being helpful to paper writing and journal edition, and help to improve the standardization of papers and publications.