In the dynamic design of underground structure, the research on vibratory character is of great importance.
在地下结构的动力设计中，结构振动特性的研究是一个重要的课题。
This paper introduces the present method of numerical analysis and design model for structure calculation in underground construction. Then, these calculative methods were evaluated.
本文介绍了目前地下工程结构设计采用的计算模型及相关的数值分析方法，并对各计算方法进行了评价。
The paper briefly introduces the structure and design of the commonly steering system for underground loader at abroad.
简略介绍了国内外地下装载机常用的转向系统的结构与设计。
This paper introduces the structure of a counter-balanced underground parking system, which features reasonable design, economic and practical.
本文介绍了一种采用配重平衡式的地下停车设备，其设计合理，经济实用。
The paper introduces the working principle and structure of a new communication tested device for underground outstations. It also discusses some key techniques and software design of this device.
介绍了一种新型井下分站通信测试装置的工作原理及结构，并对该装置的一些关键技术和软件设计进行了讨论。
However, as the structure underground, the surrounding rock is widely different. It is necessary to select the appropriate method of design and construction.
但是隧洞属于地下结构，穿越的围岩情况千差万别，应根据不同的情况采取不同的设计和施工方法。
The exact velocity is vital to layout design, exact orientation of the geologic target underground, structure interpretation and reservoir forecast, etc.
准确的地震速度求取对于观测系统设计、地下地质目标体的精确定位、构造解释和储层预测等至关重要。
In view of the different geological conditions, to the best cost for the purpose of underground structure optimization design, select the reasonable foundation types.
针对不同的地质情况，以最优造价为目的，优化地下结构设计，选择合理的基础类型。
Combination of architectural design theory, the reference to the relevant norms, the first time high pressure gas underground storage Wells, treated as a conceptual structure.
结合建筑设计理论，参考相关规范，首次提出高压气地下储气井作为一种构筑物对待的概念。
Combination of architectural design theory, the reference to the relevant norms, the first time high pressure gas underground storage Wells, treated as a conceptual structure.
结合建筑设计理论，参考相关规范，首次提出高压气地下储气井作为一种构筑物对待的概念。
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