与"single-treadle foot-switch"相近的词条

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• single track type pulley-weight exerciser
• single trait
• single trait selection
• single transmission effect
• single transverse crease
• single-treadle foot-switch
• single-trip trigger circuit
• single truss
• single tube
• single tube stethoscope
• single-tubule type
• single-turn circular coil
• single twin sharing
• single twitch
• single type of progenitor cell
• single umbilical artery

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