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| Subject | Chinese | English |
| auto. | 噪声防护抑制 | soundproofing |
| environ. | 噪声防护 | noise protection Adoption of measures for controlling noise pollution, such as restriction of the emission of noise from industrial, commercial and domestic premises, from motor vehicles and aircrafts, the provision of noise barriers and buffer zones, the fitting of sound attenuation equipment, etc. (采用控制噪声污染的措施，如限制来自工业、商业、住宅楼宇和汽车、飞机排放的噪声，提供隔音屏障及缓冲区，采用适当的消声装置等。) |
| bridg.constr. | 噪声防护 | acoustics insulation |
| tech. | 噪声防护 | noise protection |
| tech. | 噪声防护器 | noise protector |
| auto. | 噪声防护控制措施 | noise protection measure |
| otorhinol. | 噪声防护耳塞 | noise protecting earplug |
| archit. | 空气噪声防护 | air-borne sound insulation |
| refrig. | 采用试验的方法，研究了空调器室外机防护网对气动噪声的影响 | The effect of protecting mesh of air conditioner outdoor unit on aerodynamic noise is studied with experimental method |