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标准管
oil prover
tech. standard pipe; standard tube
标准壁厚
chem. standard pipe
〔美国〕标准管〔螺纹〕
earth.sc. national pipe
美制标准管
mech. American National Pipe
标准 管
: 221 phrases in 40 subjects
Architecture1
Automobiles4
Aviation21
Business10
Chemistry3
China1
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Company name1
Computer networks1
Drilling4
Earth sciences7
Economy5
Electronics13
Environment1
Explosives and Explosive Ordnance Disposal2
General9
Information technology4
International Monetary Fund1
International trade1
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Mechanics18
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Multimedia1
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Navigation2
Oil / petroleum12
Otorhinolaryngology1
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Technology58
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Wind Energy1