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| 隔声传学构造 (结构) | |||
| 隔声结构 | |||
| 隔音结构 | |||
| 声学结构; 声学构造; 吸音构造; 吸声建筑; 吸声构造; 隔音构造; 隔声建造法; 隔声构造 | |||
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acoustic construction : 2 phrases in 1 subject |
| Technology | 2 |
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