Long distance natural gas pipelines are operated under high pressure, so pipeline operation security takes precedence of any other considerations.
天然气长输管道属高压运行，因此确保管道安全运行是首要目标。
The natural gas pipeline from Hangzhou to Huzhou is a large branch of "West-to-East gas pipeline", and the first long-distance gas pipeline in Zhejiang Provice.
杭州—湖州天然气输气管道工程是西气东输工程主要支干线之一，也是浙江省的第一条天然气长输管道。
Fully welded ball valve is widely used in natural gas, oil, heat, chemical and thermoelectric pipeline network and other long-distance pipeline fields.
全焊接球阀广泛应用于天然气、石油、供热、化工及热电管网等长输管线领域。
The acceptance method, used to monitor recovery of banded plant destroyed in the process of laying long-distance natural gas pipeline, is discussed in the paper.
探讨了长距离输气管道工程埋设过程中造成的带状植被破坏后的恢复监测验收方法。
LSAW pipes, made by thick steel plates through compacting, are main pipeline products for long-distance transportation of oil, natural gas.
直缝埋弧焊管是长距离输送石油、天然气的主要管线产品，钢管由厚钢板压制成形。
Welding is an important element of the long-distance natural gas pipeline project. Welding quality affect the reliability and operational safety of the pipeline.
焊接是长输天然气管道工程中的重要环节，焊接质量关系着管道的使用可靠性和运行安全性。
Shaanxi-Beijing pipeline is the first long-distance, large-diameter, high-pressure natural gas pipeline in China.
陕京管道是我国第一条长距离、大口径的高压天然气管道。
Shaanxi-Beijing pipeline is the first long-distance, large-diameter, high-pressure natural gas pipeline in China.
陕京管道是我国第一条长距离、大口径的高压天然气管道。
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