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| 型钢，混凝土混成柱 | |||
| 型钢;混凝土混成柱 | |||
| 组合柱 | |||
| 组合式柱 (子); 混凝土混成柱; 混成柱; 型钢混成柱; 复合式柱子 | |||
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combination column : 2 phrases in 1 subject |
| Technology | 2 |
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