介绍了各种方法的基本原理与特点。
The basic principle and features of various methods were described.
文章对系统的工作原理与性能特点进行了分析和说明。
Work principle and performance characteristics of the system are analyzed and described in the article.
本文介绍其设计原理、结构特点与施工技术。
The paper presents designing principle, structure characteristic and construction technology of bed rock bench marks.
本文介绍其设计原理、结构特点与施工技术。
The paper presents designing principle, structure characteristic and construction technology of bed rock bench marks.
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