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operating efficiency
econ. 业务效率; 营业效率
met. 操作效率; 工作效率; 生产效率
oil 经营效率; 施工效率; 作业效率
shipb. 运营效率
tech. 营运效率; 充满系数
wind. 运行效率
operating efficiency: 7 phrases in 4 subjects
Management1
Oil / petroleum2
Technology3
Wind Energy1