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润滑系 rùnhuáxì
auto. lubrication system
润滑系[统] rùnhuáxì
agric. lubrication system
润 滑系
: 167 phrases in 21 subjects
Automobiles16
Aviation4
Business1
Compressors7
Construction1
Drilling2
Electric machinery4
Electronics1
Explosives and Explosive Ordnance Disposal1
Geophysics1
Hydroelectric power stations2
Mechanics1
Metallurgy37
Nautical6
Oil / petroleum9
Oil processing plants2
Shipbuilding5
Space3
Steel production3
Technology57
Wind Energy4