understructure

1. Selection principle of floating resistant measure for understructure
   地下建筑抗浮措施的选用原则
2. In chapter four, the theoretic understructure of CAI have been analysed in brief and the teaching projection of CAI have been introduced in details with some examples in higher mathematics.
   第四章，简述CAI的理论基础，结合个案分析、讨论了高等数学CAI的教学设计。
3. Based on the results of prototype vibration tests and its analysis on piers of railway bridges, it is shown that effect of superstructure ( beam) constraint on the understructure ( pier) is considerable in longitudinal direction, but is very small in transverse direction.
   根据铁路简支桥梁实体桥墩的原型振动试验结果及其分析，发现梁在纵向对墩有相当大的约束作用，而在横向对墩的约束作用很小。
4. Computer technique on understructure construction reliability is mainly applied to the field of some stochastic process studies such as seismic waves etc. It is used for data record, process simulation and forecast as well as optimum design based on reliability.
   计算机技术在地下施工结构可靠性研究中的主要应用领域包括对地震波等随机过程进行记录、模拟和预测，对可靠度进行分析和计算，以及基于可靠度的优化设计等。
5. Study on the reasons caused cracking and leakage of understructure work and precaution measures
   地下工程裂漏原因分析与防治方法探讨
6. MCS is the kernel part of understructure communication Protocol in a multimedia conferencing environment. This paper analyses its principle and key mechanism. in addition gives an application model according with protocol and provides interface of designing and programming.
   多点通讯服务（MCS）多媒体数据会议底层通信协议中的核心部分，在分析它的原理和关键机制基础上进一步提出符合协议的应用模型MCHAT，并阐述其设计和编程接口。
7. Random seismic response and extremum analysis of understructure bending
   地下结构弯曲随机地震响应和极值分析
8. Research on Implementation Model of Understructure Communication Mechanism of the Multimedia Data Conference
   多媒体数据会议底层通信机制的实现模型研究
9. This paper introduces the failure causes of edge slope protection, local strengthening measures, post poured belt treatment and clayey sand piping treatment in the understructure construction in phase ⅱ Kunshan Hotel project in Jiangsu province.
   介绍江苏昆山宾馆二期工程地下结构施工中护坡失败的原因及局部加固措施、后浇带处理以及粘性泥砂管涌处理。
10. Treatment of Construction Difficulty in the Understructure Work in Phase ⅱ Kunshan Hotel Project in Jiangsu
    江苏昆山宾馆二期地下工程施工难点的处理
11. This article discusses several problems occuring frequently in design, and provides some ways to make a choice in understructure of high-rise, mutual effect of understructure and upper structure on subsidence.
    本文结合笔者参与设计的高层建筑实例，对高层基础设计方案的选择，高层主楼和低层裙楼房基础的差异沉降，基础与上部结构对地基的共同作用等问题进行了探讨。
12. The basic features of modernization city are the followings: Rational overall distribution. Perfect understructure facilities. Good environment.
    现代化城市具有总体布局合理、基础设施完善、环境质量优良、第三产业发达等基本特征；
13. Analysis of the understructure of the silo with an intermediate post
    带内柱筒下层结构的分析
14. Using Linux as an understructure operation system, to customize and Tailor, then form an embedded operation system which can satisfy idiographic application requirement would be involved in many problems.
    利用Linux作为底层操作系统，在其上进行定制、裁剪，建立一个能够满足具体应用需求的嵌入式操作系统时会涉及很多方面的问题。

noun

1. lowest support of a structure
   1. it was built on a base of solid rock
   2. he stood at the foot of the tower

   Synonym:    foundationbasefundamentfootgroundworksubstructure