摘要
对于5种管芯厚度的PCCP管道,从技术优越性、混凝土骨料碱活性问题及综合经济等方面分析了增大其承插口工作面直径的合理性。
For the PCCP pipelines of five thickness of pipeline core, this paper analyzes on the rationality of enlarging the working surface diameter of the bell and spigot faucets from aspects of the technical advantages, the aggregate alkali activity, and the comprehensive economy, etc.
出处
《科技情报开发与经济》
2007年第14期294-295,共2页
Sci-Tech Information Development & Economy
关键词
PCCP管道
承插口
工作面直径
管芯
PCCP pipeline
bell and spigot faucet
working surface diameter
pilzeline core