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acoustical wall
| tile
| acoustic wall | |
| archit. | 吸声 墙 |
| bridg.constr. | 隔音墙 |
| tile | |
| hydroel.st. | 瓦; 瓷砖; 空心砖 |
| met. | 陶瓷砖 |
| space | 瓦; 基片 |
| textile | 丝质高顶硬帽 |
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| 吸声隔声墙 | |||
| 隔音墙 | |||
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| 吸声隔声墙 | |||
| acoustical wall: 14 phrases in 1 subject |
| Technology | 14 |
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