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与"focus tube"相近的词条

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• focus the mind beneath the hand
• focus the sun light
• focus to film distance
• focus to skin distance
• focus tomography
• focus tube
• focus-tumor distance
• focus-tumour distance
• focus unsharpness
• Focusan
• focused beam
• focused beam ion source
• focused (beam)ion source
• focused collimator
• focused grid
• focused-image

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