川气出川输气管道工程
pipelines project for transferring gas from Sichua
陕京二线输气管道工程
the Second Gas Transportation Pipeline Engineering
天然气输气管道
natural gas transfer pip
natural gas pipeline
natural gas transmission pipeline
西气东输输气管道
west-east gas transmission pipeline
天然气管道工程
Natural gas pipeline project
natural gas pipeline
工程装备管理
Engineering equipment management
长距离输气管道
long distance gas transmission pipeline
干线输气管道
trunk gas pipeline
trunk gas transportation pipeline
高压输气管道
high pressure gas pipeline
美国夏延输气管道
American XiaYan gas pipeline
输气工程
Gas transmission project
natural gas transport works
输气管道
pipeline
natural gas pipeline
gas-transmission pipeline
gas line
gas transmission pipeline
gas pipeline
Gas
natural gas transmission pipeline
gas pipe line
Transportation pipeline
gas pipelines
gas transportation pipeline
Gas transport pipe line
the gas pipeline
gas transmission pipe
gas transmission
输气管道设计
expression gas pipeline design
gas pipeline design
输气管道阻力损失
resistance loss in air transportation pipe
输水管道工程
water conveyance pipeline project
西气东输二线管道工程
the 2nd West-East Pipeline Project