长距离大口径“钢套钢”蒸汽直埋管道的工程应用
Practical application of long distance and big diameter steel cover steel steam directly buried pipeline
摘要：
通过工程实例，详细介绍了蒸汽直埋管道的主要设计工艺、特殊管段的处理及施工技术。
关键词：蒸汽直埋管道,设计工艺,特殊管段
Abstract：
With an example, presents in detail the main design technology, treatment of special pipe sections and construction technology.
Keywords:steam directly buried pipe, design technology, special pipe section