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fountain clock steered time scale
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fountain clock steered time scale
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fountain clock steered time scale
喷泉钟驾驭时标
结合喷泉钟高准确度和商品原子钟组的稳定性与可靠性,产生高准确、稳定、可靠时间频率信号的技术方案。国际计量局(BIPM)使用这种方案计算产生出国际标准时间(UTC)。
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excess air ratio
excess and deficiency
excess attenuation
excess buoyancy
excess capacity
excess coefficient
excess current
excess demand function
excess density
excess emission
excess energy
excess enthalpy
excess entropy
excess entropy balance equation
excess entropy criteria formula
excess entropy generation
excess entropy production
excess flow value
excess flux
excess force
excess function
excess heating loss
excess heat supply
excessive
excessive function
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