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机械功 jīxiègōng
refrig.	mechanical performed
wind.	mechanical work

机械 功: 31 phrases in 16 subjects

Athletics	1
Business	3
Chemistry	1
Electric machinery	1
Electronics	1
Hydroelectric power stations	3
Mechanics	1
Metallurgy	2
Nautical	1
Oil / petroleum	1
Rail transport	2
Refrigeration	1
Shipbuilding	2
Sports	1
Technology	5
Wind Energy	5