与"helical scanning"相近的词条

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• helical rack
• helical repeat
• helical reservoir
• helical scan
• helical scan recorder
• helical scanning
• helical sheath
• helical spring
• helical structure
• helical symmetry
• helical symmetry virus
• helical thickening
• helical tube
• helical virion
• helical virus particle
• helicalflight

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