sound insulation

短语词组

短语

• sound -insulation value 隔声值
• sound d insulation materials 隔音材料
• sound d insulation 隔声
• Sound proof insulation 隔音绝缘
• theoretical sound -insulation 隔声理论
• building sound acoustic insulation lab 建筑隔声实验室
• Fireproofing sound -insulation door 防火隔声门
• DP 'apparent sound pressure insulation 表观声压隔声值
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