与"ring potentiometer"相近的词条

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• ring pessary
• ring phasotron
• ring placenta
• ring porous
• ring-porous wood
• ring potentiometer
• ring precipitation reaction
• ring precipitation test
• ring precipitin test
• ring-pull
• ring register
• ring retractor
• ring rider
• ring road
• ring roll mill、ring-roll mill
• ring sampler

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