本文论述了以地面离散的测量数据通过建立点质量模型的方法求解物理大地测量边值问题的基本原理。
This paper describes the basic principle of solving the boundary value problem in physical geodesy by establishing the point-mass model with scattered measurements on the earth's surface.
本文论述了我军装备的工程机械通过采用轻质高强材料使之轻小型化的必要性和迫切性。
The necessity and urgency of applying high strength and light weight materials in military construction machinery to achieve light weight and compactification is discussed in this paper.
本文论述了在水下环境下如何通过视觉识别管线并给以精确的定位。
This paper discusses how to recognize and locate pipeline accurately by vision in underwater environment.
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