与"pencil-point obturator"相近的词条

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• pencil mixer
• pencil of light
• pencil of rays
• pencil percussion
• pencil point needle
• pencil-point obturator
• pencil pusher
• pencil shaped Doppler transducerprobe
• pencil sharpener
• pencil tenderness
• Pencil tree
• pencil tube
• pencil tube oscillator
• pencil type sensing unit for hygrometer
• pencil x-Ray beam
• pencillamine

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