隔音数据表格产品规格（mm）（Specification）空气声隔声量 （Air insulation of sound）7542dB10048dB45dB隔音效果,符合中国国家隔声测试标准GBJ121-88;由于材料的密度高、易反射,使其具备极强的隔音效果,优于一般
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Medium and small tanks and surface curvature radius of curve or surface smaller irregular equipment, building the air duct insulation and dew and wall body sound-absorbing heat preservation.
小型储罐及表面曲率半径较小的弧面或表面不规则的设备、建筑空调管道保温防露和墙体的吸音保温。
The opening and closing door fully demonstrated its property of tightness, air tightness and sound insulation.
门扇开启、闭合充分展现出它的密封性、气密性、隔音性。
Airborne sound insulation is separation capability of air-borne sound, and the performance of airborne sound insulation between rooms is an important criterion of privacy.
空气声隔声是对空气传播声音的隔绝，房间之间空气声隔绝的性能是评价室内环境私密性的重要指标。
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