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1·Underground pipe networks and other urban infrastructure were improved.

推进地下管网等城市基础设施建设。

2·This kind of valve is suitable for water conservancy , underground pipe engineering , etc.

此阀门适用于水利工程、地下管道工程等领域。

3·When you use the wiring laying underground pipe, wire in the pipes should be joint and kink.

布线时要用暗管敷设，导线在管内不应有接头和扭结。

4·Horizontal Directional Drilling technology is widely used in urban underground pipe laying engineering.

在非开挖工程中，水平定向钻进技术广泛应用于城市地下管线铺设工程。

5·The expert system, SPIPE, can be practically applied for seismic evaluation of underground pipe network.

地下管网抗震评定专家系统SPIPE是面向实用的，可用它来对地下管网进行抗震评定。

6·Applying: broadly used in the outer current cathode protection of the sea oil drilling platform, underground pipe and cable etc.

应用：高硅铸铁阳极广泛应用于海上石油钻井平台，地下管道地下电缆等设施的外加电流的阴极保护。

7·The underground pipeline is usually installed by top pipe method for the constructions on ground with concentrated railway and highway.

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。

8·The utility model relates to a mini-size push bench for underground pipe laying, which belongs to communication construction technical field.

本实用新型涉及一种用于地下铺设管道的微型顶管机，属于通信施工技术领域。

9·The type of fouling and reasons causing fouling in underground pipe-network of pharmaceutical refrigerating system were described in this paper.

阐述了药厂冷却系统中沉积物的类型及产生的原因。

10·The underground pipe system had been completely designed through system structure, data collection, database design and system implementation link.

通过从系统结构、数据采集、数据库设计、系统实现等环节完整地对校园地下管网信息系统进行了设计。