他们最近铺了一条地下管道。
调查人员发现地下管道已是严重腐蚀的。
The investigators found that the underground pipes were badly corroded.
研究地下管道长周期监督计划。
Studying long range plan for underground piping surveillance.
最近，他们铺设了一条地下管道。
补偿导线最好在地下管道中穿过。
It is desirable that compensating cables be run in earthed conduit.
挖掘作业可能损坏地下管道或公用设施。
Also when digging operations have potential to strike underground pipelines or utilities.
电流梯度法是一种地下管道外防护层检测的新技术。
Electric current gradient process was a new technique for testing the external coatings of the underground pipelines.
小型隧道掘进是一种无需开挖的地下管道施工技术。
Small size tunnel driving is a construction technology of underground piping without excavation.
地上或者地下管道：就近原则，隔热处理，阻塞问题。
Over-or under ground piping: accessibility, insulation, blockage.
地铁系统因其地铁隧道的典型形状也被称为地下管道。
The underground system is also known as the Tube, due to the characteristic shape of the subway tunnels.
即便是这样，地下管道的剩余空间还要容纳更多的电缆。
Little, if any, space remains in the underground conduits to accommodate more cable.
地下管道的检测，在日常的生产活动中，意义是非常重大的。
Detection of underground pipelines is of great significance in normal activities.
热空气被牵引至地下管道，那里的水因为远离地表而总是很凉。
Hot air is drawn into the underground canal, where the water is kept cool because it is so far beneath the surface.
酒店内建筑及所有场地的地下管道、地漏和阴井的清理、疏通。
Clean and dredge all underground drainage pipe, floor traps & sewerage pits.
地下管道由钢筋混凝土制成，支撑着已加预应力的中空型地面材料。
The underground channels made of reinforced concrete also act as a support for the pre-stressed hollow-core floor elements.
地下管道的易损性评价是生命线地震工程风险评价体系的重要研究内容。
The vulnerability assessment of underground pipelines is significant for risk assessment system of lifeline anti-seismic engineering.
地下管道涂层表面绝缘电阻是直接关系到阴极保护效果的一项重要参数。
The insulating resistance on the coating surface of buried pipelines is a very important parameter which is directly concerned with the cathode protection effect.
针对地下管道的不同情况，详细介绍了各种电磁法的探测方法和具体应用。
The different electromagnetic detection methods and their applications are given according to the category of buried pipelines.
地上和地下管道，阀门，排水渠，控制器和电线在一个景观灌溉系统的所有元素。
Underground and aboveground pipes, valves, drains, controllers and electrical wiring are all elements in a landscape irrigation system.
本文论述了应用于各种不同的现场条件地下管道埋设技术及其选择决策程序软件。
The paper discusses the application software for the underground piping laying technology and decision selection program in various site conditions.
主要用于船底部位，集装箱外、底部，各种地下管道、钢铁产品的地下防腐蚀用漆。
As anticorrosive paint for ship bottom, container exterior and bottom, underground pipeline and steel.
他用索引卡遮盖住监狱地下管道的设计图，试图用心记住逃出Fox River的必要路线。
Index CARDS cover blueprints of the pipes in the prison's underbelly and he tries to memorize the route he'll need to take to break out of Fox River.
主要用于船底部位，集装箱外、底部，各种地下管道、钢铁产品的地下防腐蚀用漆。
As anticorrosion paint for ship bottom, container exteriors and bottom, underground pipes and steel products.
地面建构筑物．在铁路、公路密集条件下．顶管法铺设地下管道为最常见的施工方法。
The underground pipeline is usually installed by top pipe method for the constructions on ground with concentrated railway and highway.
用途use加长机构主要适用于地下管道阀门或不易接近的阀门用于加长传动装置使用。
Longer mainly for underground pipes or difficult to close the valve valve gear for extended use.
然后在地下管道中潜行，摸到一个巡逻的敌人的前方，从后面突袭，神不知鬼不觉把他干掉。
Then go in secret in the underground piping, touch an enemy's front for patrol, raid from the behind, done in complete secrecy polish off him.
在公路、铁路、河流及其它障碍物下敷设地下管道时，采用常规的挖沟埋管法施工难度较大。
When laying pipelines under road, railway, river and other obstructions, conventional drenched pipe burying method is hard in construction.
通过砂坝底下建造地下管道或者在沙中开挖蓄水洞，便可以在雨后连续几个月内抽取这些自然净化过的水。
Clean water can be drawn for up to several months after the rains have fallen through pipes underneath the DAMS or by digging a hole in the sand.
通过砂坝底下建造地下管道或者在沙中开挖蓄水洞，便可以在雨后连续几个月内抽取这些自然净化过的水。
Clean water can be drawn for up to several months after the rains have fallen through pipes underneath the DAMS or by digging a hole in the sand.
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