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| 客车踏步脚板高 | |||
| 阶跃高度; 台阶高度; 陡度 | |||
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step height : 8 phrases in 6 subjects |
| Automobiles | 2 |
| Bridge construction | 1 |
| Business | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 2 |
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