与"narrow beam attenuation"相近的词条

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• narrow band noise generator
• narrow band noise stimulus generator
• narrow band tunable InSb detector
• narrow base
• narrow beam、narrow-beam
• narrow beam attenuation
• narrow beam linear attenuation coefficient
• narrow beam panoramic zonography
• narrow beam radiation
• narrow bileduct biliary stactor
• narrow boat
• narrow chest
• Narrow cleft glaucoma
• narrow continuous clasp
• narrow crown
• narrow cut

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