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同位素丰度计量技术
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同位素丰度计量技术
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工学
化学成分量计量
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metrology technology of isotope abundance
同位素丰度计量技术
化学计量领域内,保证同位素丰度计量单位统一和量值准确可靠的技术。
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speed skating long distance
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speed skating team distance
speed strapdown inertial navigation system
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Spektr-R satellite
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Spencer
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