您要查找的是不是：
- urban underground sSpace 城市地下空间
- Urban underground pipeline is the lifeline in a city. 城市地下管线系统是城市的“生命线”。
- Firstly, summarize the progress in the research of the urban underground space development theory to provide the relevant theoretical support. 首先总结城市地下空间分层开发理论的研究进展，为本文的开展提供相关的理论支持。
- The basic purpose of urban underground space development is to strengthen urban functions and to improve urban environments by using underground space. 城市地下空间开发的基本目的是利用地下建筑空间完善城市功能,改善城市环境质量。
- During the construction of urban underground engineering ,there are some problems, such as penetrative destruction, dewatering in local, uplift pressure and corrosivity etc. 城市地下工程在其施工过程中常因渗透破坏、降水、浮托力、腐蚀性等问题,严重影响地下工程的建设和周围建筑环境的安全。
- Today, under the advancement of technology and the correlative research, that urban underground space exploiting becomes an advantage of later development. 在技术进步、经济发展的今天，中国大都市地下空间开发利用的后发优势成为可能。
- The main problems are analyzed in the course of arc hives management of urban underground pipelines based on the characteristics and actualities of urb an underground pipeline. [摘要] 从城市地下管线的特点以及其现状入手，剖 析了城市地下管线档案管理过程中存在的主要问题，提出了加强和改善城市地下管线档 案管理的有效措施。
- HDD) , the main method in Trenchless Technology, has become widely used for urban underground installation of new pipelines with its unique technical advantages. 随着非开挖技术的迅猛发展,水平定向钻进(HDD)技术以其独特的技术优势,在目前城市地下管线铺设工程中起着越来越重要的作用。
- This paper examines the intermittent progress of urban underground space planning and reasons why it has not become a formalized part of overall city planning for all major cities. 本文回顾了城市地下空间规划时断时续的发展状况，并探讨了为什么它没有能够成为所有主要城市总体规划的一个正式部分。
- And it brings a lot of data of sewage pipe network and appurtenant works.It is very difficult to manage urban underground network (including the sewage pipe network) by handwork method. 在我国绝大多数城市仍采用手工管理的方法来管理城市地下管网(包括污水管网)，其弊端显而易见。
- More attentions have been paid to the development and utilization of urban underground space,but it is more difficult for people to make certain their orientation and direction in underground space. 城市地下空间的开发利用已越来越受到人们的重视,但人们在地下空间定位定向较为困难。
- Gaseous elements in urban underground can transfer or spread to the surface of the ground,and different surface has different capability of ventilation due to its covering material. 城市地下库中的气体元素(如氡)能透过地面迁移、扩散到地上环境中,不同的地表覆盖材料会有不同的透气性。
- The thesis introduces the basic function of MO,uses MO and VB6 to develop the information management system of the urban underground pipeline networks,and takes it as a case study. 介绍了MO的基本功能特点,用MO与VB6集成开发的城市地下管网信息管理系统作为研究实例,阐述了基于MO来开发城市地下管网信息系统的方法及其具有的优点,以推广该方法的应用。
- Probing at Urban Underground Space Layout and Form 城市地下空间布局与形态探讨
- Research on the Urban Underground Space 城市道路地下空间研究
- Recently they have laid an underground pipeline. 最近他们铺设了一条地下管道。
- he urban underground pipeline network 城市地下管网
- The missile is delivered from underground. 这种导弹由地下发射。
- urban underground logistics system 城市地下物流系统
- They were suspected of underground activities. 他们被怀疑进行地下活动。
