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radio frequency metrology
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radio frequency metrology
Encyclopedia
工学
无线电计量
释
radio frequency metrology
无线电计量
关于无线电测量及其应用的学科。是无线电领域内研究计量单位统一和量值准确可靠性的计量学分支。又称射频和微波计量。
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refrigeration by adiabatic demagnetization of a paramagnetic salt
refrigeration by nuclear adiabatic demagnetization
refrigeration compressor
refrigeration consumption
refrigeration cycle
refrigeration effect
refrigeration oil
refrigeration standard after forging
refrigeration storage
refrigeration system accessories
refrigeration unit performance evaluation
refrigerator
refrigerator ship
refrigerator with compressed gas
refringence
refringency
refueling
refueling and defueling system
refueling cycle
refueling period
refueling platform
refueling pod
refuge chamber
refugee
Refugees
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