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- Protection of Underground Utilities during Construction of Urban Underground Works 城市地下工程施工中对重要管线保护技术
- Random Medium Model and Monitoring of Surface Movement and Deformation Caused by Excavation of Urban Underground Works 城市地下工程开挖地表移动与变形的随机介质模型及监测
- urban underground works 城市地下工程
- Puzzle-map in underground works now correctly. 地下的藏宝图正常工作。
- He was engaged in underground work in the war time. 在战争时代他从事地下工作。
- Urban underground pipeline is the lifeline in a city. 城市地下管线系统是城市的“生命线”。
- He will be always remembered for his underground work. 人们将永远记得他所做的地下工作。
- When we were doing underground work, he was my only contact. 做地下工作时，他和我单线联系。
- Concrete cracking is one of the reasons for leaking in underground works. 混凝土裂缝是地下工程渗漏的重要原因之一。
- She decided to remain in the enemy rear and carry on underground work. 她决定留在敌后干地下工作。
- Mining enterprises may not recruit adolescents to engage in underground work. 第二十九条矿山企业不得录用未成年人从事矿山井下劳动。
- 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。
- They have fought militantly through the two periods of underground work and of open activity. 从秘密时期到公开时期，贫农都在那里积极奋斗。
- 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。
- As underground works, the measurement of quantity of grouting works is complicated and changeful. 摘要灌浆工程是隐蔽工程，灌浆工程的计量具有复杂性和多变性。
- 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。
- Do you perform any underground work, including digging, excavation or tunneling? 从事地面下的工作,包括挖、掘或隧道工程?
