与"principal vibration direction"相近的词条

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• principal valency
• principal valency principal valence
• principal value
• principal vein
• principal vestibular nucleus
• principal vibration direction
• principal,adjuvant,auxiliary and conductant ingredirnts
• principalia
• principality
• principal,subordinate,adjuvent,and guide
• principe
• Principen
• principia
• principium
• principl
• principle

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