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бурение скважинstresses
dril. 钻井
oil 管钻井
бурение скважины
el. 打钻; 钻进
oil 开洞凿眼; 井钻; 油井钻进
tech. 钻井; 钻孔
бурение скважин
: 100 phrase in 14 subjects
Caspian1
Construction2
Drilling27
Electronics2
Environment3
General30
Geology7
Gold mining1
Mining1
Oil / petroleum17
Oil and gas1
Oil and gas technology1
Technology6
United Nations1