1) natural gas transmission and distribution system
天然气输配系统
1.
The requirements for valves in urban natural gas transmission and distribution system and the selection of materials for valve body are introduced,and the scope of application for different natural gas valves and the matters needing attention in the selection are analyzed.
介绍了城市天然气输配系统阀门的要求和阀门壳体材质的选用。
2) natural gas transmission and distribution
天然气输配
1.
The classification,main modes,scope of application,advantages and defects of city natural gas transmission and distribution network are compared,the principle for selecting gas transmission and distribution network is put forward,and the application of regulator box and PE pipe in a medium-pressure single stage system is discussed.
对城镇天然气输配管网分级、主要型式、适用范围、优缺点进行了比较,提出了燃气输配管网选择原则,探讨了调压柜和PE管在中压单级管网系统中的应用。
3) natural gas transmission and distribution network
天然气输配管网
1.
The composition of monitoring system for scheduling automation of natural gas transmission and distribution network composed of three subsystems including SCADA,GIS and emulation subsystem is introduced with an engineering example.
结合工程实例,介绍了天然气输配管网调度自动化监控系统的构成——SCADA、GIS、仿真3个子系统。
4) natural gas system
天然气系统
5) Natural gases information system
天然气信息系统
6) natural gas processing system
天然气加工系统
1.
The theory and the application of simulation technology needed further development because natural gas processing system was relatively complex and its simulation was relatively difficult.
天然气加工系统本身比较庞大和复杂 ,其过程模拟涉及面广 ,难度较大 ,无论是在过程模拟的理论基础上 ,还是在模拟技术的运用上 ,都有许多值得发展的地方。
补充资料：石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(internotional tradeof011 and只as)见石油市场与天然气市场。
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