1) stepped pipeline
变径管道
1.
Optimization design method of stepped pipeline in dense phase pneumatic conveying;
浓相气力输送中变径管道优化设计方法的研究
2.
The stepped pipeline design method and main parameters(including critical velocity,bore,pressure drop,conveying air velocity,step location,step angle)in pneumatic conveying were presented.
介绍了气力输送中变径管道的设计方法和主要参数(临界速度、管径、压降、气体流速、变径位置、变径角)的确定。
3) Variable diameter drain pipe
变径疏水管道
4) pipeline diameter
管道管径
5) beam-pipe size change
束流管道孔径变化
6) small-sized pipe
小径管道
补充资料：管道SCADA(见管道数据采集与监控系统)
管道SCADA(见管道数据采集与监控系统)
popeline supervisory control and data acquisition system
管道SCADA(PIPelinesuPervisory eontroland data aequisition system)与监控系统。见管道数据采集
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