与"direct observation"相近的词条

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• direct myocardial imaging
• direct negative staining method
• direct nerve stimulation
• direct nuclear division
• direct nuclide dilution analysis
• direct observation
• direct open reduction
• direct ophthalmoscope
• direct ophthalmoscopy
• direct opthalmoscope
• direct optical viewfinder
• direct orange
• direct oxidase
• direct oxidation
• direct oxidation pathway
• direct oxidation test

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