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initial force
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initial force
首力，起始力
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frequency range
frequency rate
frequency ratio
frequency reference signal
frequency relaxation spectrum
frequency relay
frequency resolution
frequency response
frequency response
frequency response
frequency response
frequency response
frequency response
frequency response characteristic
frequency response function
frequency response function
frequency response function
frequency scale
frequency scanning
frequency scanning radar
frequency selection
frequency-sensitive rheostat
frequency-sensitive signal
frequency seriation
frequency sharing
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