与"variable-resistance pick-up"相近的词条

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• variable-reluctance
• variable reluctance phonograph cartridge
• variable-reluctance pick-up
• variable-reluctance pickup
• variable resistance、variable-resistance
• variable-resistance pick-up
• variable-resistance pickup
• variable-resistance transducer
• Variable Resistor
• variable rotary prism
• variable sensityivity
• variable sequence region
• variable short end
• variable space liquid cell
• variable speed device
• variable-speed gear

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