|
|
| 31. | laminated acoustical glass |
| 夹层隔音玻璃 |
|
|
| | |
| 32. | steel acoustic laminate |
| 钢质隔音薄片 |
|
|
| | |
| 33. | small fan blower sound insulation |
| 小风机隔音 |
|
|
| | |
| 34. | noise deadening |
| 吸音, 隔音, 消音 |
|
|
| | |
| 35. | noise insulation work study |
| 隔音工程研究 |
|
|
| | |
| 36. | acoustic louvre |
| 隔音百叶帘 |
|
|
| | |
| 37. | big fan blower sound insulation |
| 大风机隔音 |
|
|
| | |
| 38. | insulate a studio from noise |
| 使工作室隔音 |
|
|
| | |
| 39. | Schools Insulation Programme |
| 学校隔音计划 |
|
|
| | |
| 40. | impact sound insulation |
| 冲击声隔音 |
|
|
| | |