The practical testing indicates that the system has an evident electricity-saving effect while ensuring a safe underground operation.
实际测试表明，在给井下安全作业带来了可靠保证的同时，节电效果明显。
The phenomenon of reservoir permeability decrease caused by drilling, completion and other underground operation is known as formation damage.
在钻井、完井等井下作业过程中，造成油气层渗透率下降的现象通称为油气层损害。
Xinpu Phosphate Mine, medium and small-sized, features Complicated hydrogeological conditions and Marine sludge and heaving sand menacing underground operation.
新浦磷矿为一水文地质条件较复杂，海淤、流砂威胁井下开采的中小型矿山。
In view of the problems occurred during underground application of Mattill self-advancing tail device, some structures of it is improved in order to satisfy the requirements for underground operation.
针对马蒂尔自移机尾装置在井下使用中出现的一些问题，对其局部结构进行了改造，以适应井下作业的需要。
But Mr Piñera looked to Codelco, which runs the world’s biggest underground copper mine in El Teniente, to lead the rescue operation.
但是，皮涅拉一心指望着Codelco领导救援工作。 Codelco位于厄尔特尼恩特，是世界上最大的地下铜矿。
But western experts question why a legitimate operation would need to be concealed in a facility in a clandestine, underground site.
但西方专家质疑，为什么合法的工作需要隐藏在秘密的地下设施之中。
It supplies theory support and technology accumulation for the optimal design of the underground heat exchanger and the system operation mode optimization.
为地下埋管换热器结构的优化设计和系统运行模式的分析提供了理论支持与技术储备。
With the influence of so many cracks, the strength, stiffness and stability of the umbrella arch is decreased greatly, which endangers the operation of underground power house.
数目众多的纵、横向裂缝已大大削弱了混凝土顶拱的强度、刚度及稳定性，危及地下厂房的安全运行。
The characteristics and technical indexes, key technologies, operation accidents, countermeasures and safety technical measures of high-pressure underground gas storage well are introduced.
介绍了高压地下储气井的特点及技术指标、关键技术、运行事故与对策、安全技术措施。
Crane girders anchored to rock face is a new structure and has become core structure for construction and operation of underground powerhouse.
岩壁梁是一种新型结构，因而岩壁梁是地下厂房施工和运行的核心建筑物。
This paper also carefully introduces a way and path to keep economic operation for chief draining pump in coal mine underground.
详细地阐述了保持煤矿井下大泵经济运行的途径和方法。
So, whether the initial geo-stress is credible will decide the safety and reliability of the design and operation of underground projects.
因此，利用的初始地应力场是否可靠，将直接影响到地下工程设计与施工的可靠性与安全性。
China plans to take a lesson from the mine rescue operation in Chile and will build more underground shelters and other emergency refuge facilities in coal mines.
中国计划学习智利矿难救援，建设更多的地下煤矿掩蔽所和其他紧急避难设施。
Is a load generation of high efficiency and energy saving products, and can be used in underground cavern, therefore crushing equipment operation is safe.
是一加载换代的高效节能产品，可用于井下破碎硐室，因此设备运行安稳。
Based on the features of operation and products used in underground coal mines, the author described the importance and necessity of management of safety signs on products of mine use.
文章在介绍煤矿井下作业特点和煤矿井下用产品特点的基础上，论述了国家对煤矿用产品实行安全标志管理的重要性和必要性。
This report is concerning the operation performance, productivity, operating cost, existing problems and proposals for improvements of underground iron mine LHDs in China.
介绍了我国地下铁矿铲运机使用情况、出矿效率、成本、存在问题及改进意见。
For continuous operation in the underground coal gasification process, the across fault should draw support from artificial auxiliary engineering.
介绍了煤炭地下气化过程中，气化面借助人工辅助工程，由断层一盘进入另一盘煤层连续气化的方法。
The paper explicates the importance of reducing loss and dilution of ore in underground mining operation, and introduces some measures for reducing loss and dilution of ore in mining underground.
阐述了降低采矿中矿石损失与贫化的重要意义，并介绍了降低井下采矿损失与贫化的几项措施。
Liquefied petroleum gas(LPG)pipelines were embedded deeply underground. It was difficult to test, take sample and monitor operation conditions.
液化气管道深埋在地下，存在检测和取样困难，对其运行状况难以掌握。
This paper summed up the actual operation situation of the underground power supply system of Dragon Head Mine in recent ten years.
本文对龙首矿井下供电系统近十年来的实际运行情况进行了总结。
The technique principle, operation process and application of an underground repeater for signal branch cable were introduced in this paper.
介绍信号电缆分歧型地下接续的工艺原理、操作流程及其应用。
The operation of underground project is full of uncertainties (risks) which influence the all stages of its construction.
地下工程项目的在建设实施过程中充满着不确定性因素(风险)，其影响贯穿于项目建设的各个阶段。
The mine's management said they had a comprehensive system in operation to track and locate all miners underground to ensure people were evacuated in time of emergency.
新兴煤矿的管理层说，他们有着综合管理系统，掌握井下所有矿工的行踪，在紧急时刻确保安全撤出。
Due to various reasons, underground water leakage has been found at Xidan station of Beijing Metro since it has been built and operated, which has seriously influenced its operation.
北京地铁西单车站自建成运营以来，由于种种原因出现了地下水渗漏问题，严重影响运营使用。
Good security: as the Operation temperature of LED lights is low, lamps 'structure is reasonable, explosion, impact resistance, and high sealing performance, it is safe to use in the underground.
安全性能好：由于LED灯工作温度低，灯具结构合理，隔爆、抗冲击、密封性能高故井下使用安全性能好。
The research on the operation mechanism of urban underground space information platform is the infrastructure work to ensure the platform run safe, efficient and continuous.
城市地下空间信息平台运行机制研究是保证城市地下空间信息平台的安全、高效、持续运行的基础性工作。
Presently, there is no underground natural gas storages operation in abandoned salt caverns in the world.
目前，国内外鲜见利用地下废弃盐岩溶腔作为天然气储气库的先例。
The operation to rescue the 33 miners trapped deep underground in Chile is expected to start within hours.
几个小时之后，预期拯救智利被困地下的33名矿工的行动即将开始。
The article discusses the operation safety problems that the sewage pipe is leaked and the underground water source is polluted in the operation of the urban drainage system in Handan City;
该文论述了邯郸城市排水系统运行中存在的污水管道渗漏，污染地下水资源； 汛期道路和下穿立交桥下积水影响交通；
The article discusses the operation safety problems that the sewage pipe is leaked and the underground water source is polluted in the operation of the urban drainage system in Handan City;
该文论述了邯郸城市排水系统运行中存在的污水管道渗漏，污染地下水资源； 汛期道路和下穿立交桥下积水影响交通；
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