与"light-beam pointer"相近的词条

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• light beam diaphragm、light-beam diaphragm
• light beam focusing device
• light-beam galvanometer
• light beam oscillograph、light-beam oscillograph
• light-beam pickup
• light-beam pointer
• light beamsplitter
• light bias
• light blockage method
• light blue
• light box、light-box
• light brain retractor
• light break
• light breed
• light breeze
• light bridge

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