管道工程

Two PFMs are normally used on major pipeline projects.

大多数管道工程通常使用两个坡口机。

A steel branch pipe is a common constitution in pipeline engineering.

钢岔管是管道工程中常见的结构。

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。

Design experience of water supply and drainage pipeline project is introduced in the paper.

本文介绍了石油化工企业给水排水管道工程的设计经验。

The construction of long distanee oil pipeline is greatly affected by external conditions.

石油长输管道工程施工受外界环境的影响较大，保证工期是项目管理的关键环节。