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| 梁板的底下部钢筋 | |||
| 下鼠笼条; 底杆; 底层钢筋; 梁板等的底部钢筋; 下部钢筋 | |||
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| 下层线棒 | |||
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bottom bar : 21 phrases in 6 subjects |
| Agriculture | 1 |
| Electric machinery | 3 |
| Metallurgy | 4 |
| Plastics | 1 |
| Rail transport | 3 |
| Technology | 9 |
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