| 1. | The gradation of sound absorption property for absorbent products
建筑吸声产品的吸声性能分级 |
| 2. | Sound absorption properties of aluminium foam
泡沫铝吸声性能的研究 |
| 3. | Electric , sonic properties and measuring methods for sound level meters
声级计的电,声性能及测试方法 |
| 4. | Acoustic performance of sgrp composite and structure
高强玻璃纤维增强乙烯基酯复合材料及其构件的声性能研究 |
| 5. | Standard practice for determining the acoustical performance of exterior windows and doors
外窗和门传声性能的测定 |
| 6. | Based on this , this thesis analyses the sound - proof ability of windows
本论文基于此，对窗户的隔声性能进行了研究。 |
| 7. | The graduation and test method for airborne sound insulating properties of windows
建筑外窗空气声隔声性能分级及检测方法 |
| 8. | The graduation of air - borne sound insulating properties and test method for door
建筑用门空气声隔声性能分级及其检测方法 |
| 9. | The graduation of air - borne - sound insulating properties and test method for windows
建筑外窗空气隔声性能分级及其检测方法 |
| 10. | Influence of pore structures on the underwater sound absorbing properties of open - pore foamed aluminum
孔结构对通孔泡沫铝水声吸声性能的影响 |
