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| 多层叠合结构 | |||
| 多层结构 | |||
| 分层结构; 叠层结构 | |||
| 夹层结构; 夹心结构 | |||
| 叠层构造; 夹层构造 | |||
| 复合结构 | |||
| 夹层［多层］结构 | |||
| sandwich structure: 12 phrases in 7 subjects |
| Automobiles | 1 |
| Aviation | 4 |
| Chemistry | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Space | 3 |
| Technology | 1 |
| Wind Energy | 1 |
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