architectural
baltic
bigdiameter
biginch
breech
building
caterpillar
civil
conduit
connection
construction
constructionandassembling
development
gas
gasoline
gasprom
germany
highpressure
industry
line
northern
northern stream
object
obstruction
oil
pipe
pipelaying
pipeline
piping
power
pressure
production
repair
river
round
russia
southern
stack
stacked
stream
structural
studio
tool
transfer
transport
transportation
tube
tubing
turkish
定額
Construction of a pipeline across the river. Difficulties in laying pipelines. Pipes of a gas pipeline, construction and laying of pipelines for transportation of gas and oil.の素材 [FY310102631622]
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