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operation expenses
econ. 专业费
tech. 运营费 (用); 营运费 (用); 营运成本; 事业费
operation expense
commer. 业务开支
operation expenses
: 18 phrases in 8 subjects
Business6
Explosives and Explosive Ordnance Disposal1
Finances1
Hydroelectric power stations1
Securities2
Shipbuilding4
Technology2
Wind Energy1