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up-down feed system
释义
市政工程词汇手册
up-down feed system
上下进料系统
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efficiency of labour
efficiency of nozzle
efficiency of plating
efficiency of plating--efficiency of plating（EOP）
efficiency of plating（EOP）
efficiency of pumped-storage plant
efficiency of radiation
efficiency of rectification
efficiency of retrieval system
efficiency of service
efficiency of solar array
efficiency of solar heating
efficiency of storing solar energy
efficiency of thermal cycle
efficiency of transmission
efficiency of turbines
efficiency of underground gasification
efficiency of water turbine
efficiency quotient（EQ）
efficiency ratio
efficiency ratio
efficiency report
efficiency review
efficiency test
efficiency test
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