与"characteristicfrequency"相近的词条

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• characteristic x-ray
• characteristic x-ray spectrum
• characteristic X-rays
• characteristic x-xay
• characteristically
• characteristicfrequency
• characteristicradia
• characteristicradia特性辐射
• characteristic(s)、characteristics
• characteristics of non-respondents
• characteristicvalue
• characteristis x-rays
• characteristric spectrum
• characterization
• characterization factor
• characterize

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