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管弯头 guǎnwāntóu
plast.	pipe bend of 90°
tech.	pipe bend

管 弯头: 128 phrases in 18 subjects

Agriculture	4
Architecture	4
Automobiles	4
Aviation	1
Construction	1
Drilling	2
Electronics	1
General	1
Hydroelectric power stations	3
Mechanics	1
Metallurgy	1
Nautical	4
Oil / petroleum	8
Plastics	2
Rail transport	2
Refrigeration	1
Technology	86
Textile industry	2