basic field description

基本解释

Theses on design of basic software must provide the rationale, full description, application field, checking of applied examples and analysis of testing results.
对于基础软件，应该给出其理论依据、完整描述、应用的范畴、应用实例的考核、考核结果分析；
blog.sina.com.cn
Dictionary-making involves three basic operations: field-work (gathering or recording of raw data), editing (description)of language, and publication of dictionary.
词典编撰包括数据收集或实地调查、编写词目、辞书出版等三个基本组成部分。
This paper gives the detail description of the safe system structure and its function in the oil field automation. Also, it gives the basic steps for safety system design by using PLC.
这篇文章对安全保护系统在油田自动化中的作用及组成给予了详细的描述，也给出了用PLC设计安全保护系统的基本步骤。