与"noise reduction noise control"相近的词条

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• noise rating curves
• noise rating number
• noise reductin coefficient
• noise reduction
• noise reduction coefficient
• noise reduction noise control
• Noise Reduction Rating
• noise remover
• noise room
• noise self-generated
• noise sensitive task
• noise-shielded
• noise shut
• noise sickness
• noise-signal ratio
• noise silence

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