1) large diameter coiled pipe
大口径中空壁缠绕管
2) high density polyethylene pipes
高密度聚乙烯大口径中空壁缠绕管
1.
The excellent characteristic of high density polyethylene pipes are introduced in this paper through comparing with traditional reinforced concrete drainpipes from project practice.
通过与传统钢筋混凝土排水管的比较,结合工程实例介绍了高密度聚乙烯大口径中空壁缠绕管的特性,并介绍了该管材的施工要点。
3) hollow-wall twined pipes
中空壁缠绕管
1.
In the light of the popularization and utilization of the HDPE hollow-wall twined pipes materials,this paper expounds the construction techniques and quality guaranteeing measures of the HDPE hollow-wall twined pipes from the excavation of the foundation ditch,the installation and connection of the pipelines,and the backfill of the pipelines,etc.
针对HDPE中空壁缠绕管管材的普及应用,分别从基槽开挖、管道安装、连接和管道回填等工序阐述了HDPE中空壁缠绕管的施工工艺及质量保证措施。
4) wound pipe
大口径缠绕管
5) thin-walled tube with large diameter
大口径薄壁管
1.
Based on FEM code Dynaform,an FEM model of the NC bending and springback process of thin-walled tube with large diameter has been established.
以有限元软件Dynaform为平台,建立了大口径薄壁管数控弯曲及回弹的有限元模型,分析了压块助推速度和压块与管子之间的摩擦系数对壁厚减薄和回弹角的影响规律。
6) large-diameter thick-walled pipeline
大口径厚壁管道
补充资料：次大口径成品油管道(见大口径原油管道)
次大口径成品油管道(见大口径原油管道)
small big inch products pipeline
次大口径成品油管道比m“，。彬duet、pipeline)见大。径原油管道。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条