与"beam-control frequency system"相近的词条

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• beam condenser
• beam configuration
• beam-confining
• beam contamination
• beam control、beam-control
• beam-control frequency system
• beam-control system
• beam-control(led)、beam-controlled
• beam-control(led) frequency system、beam-controlled frequency system
• beam-controlled system
• beam-control(led)system
• beam coordinate
• beam core
• beam cross section
• beam current
• beam current limitation

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