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to phrases
operation unit
el. 运算部件; 运算器
el.mach. 运行机组
oil.proc. 操作单元
operation unit
: 54 phrases in 18 subjects
Air defense2
Business5
Economy1
Electronics3
Explosives and Explosive Ordnance Disposal1
Hydroelectric power stations1
Management1
Metallurgy1
Oil / petroleum1
Oil processing plants2
Plastics1
Rail transport4
Refrigeration3
Technology17
Telecommunications2
Textile industry6
United Nations2
Water resources1