与"variable power eyepiece"相近的词条

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• variable pitch
• variable plot sampling
• variable population
• variable portion
• variable power eye-piece
• variable power eyepiece
• variable power system
• variable protein region
• variable pulse ultrasonic therapy apparatus
• variable pulsed ultrasonic therapy apparatus
• variable pump
• variable pursuit tracker
• variable quantity
• variable radix
• variable range
• variable ratio

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