与"secondary focal point"相近的词条

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• secondary fluor
• secondary fluorescence
• secondary focal distance
• secondary focal length
• secondary focal plane
• secondary focal point
• secondary focal point(of lens)
• secondary foci
• secondary focus
• secondary follicle
• Secondary foot process
• secondary forest
• secondary fracture
• secondary freezing point
• Secondary frigidity
• Secondary functional encopresis

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