与"critical frqeuency"相近的词条

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• critical flow
• critical flowmeter
• critical form
• critical frequency
• critical frequency method
• critical frqeuency
• critical fusion
• critical fusion faculty
• critical fusion frequency
• critical fusion frequency(flicker fusion threshold)
• critical fusion or flicker frequency
• critical grid current
• critical group
• critical heat
• critical high tempera ture
• critical hudidity

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