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| 梁高; 射束高度 | |||
| 经轴卷绕直径; 织轴卷绕直径 | |||
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| 前照明系统光束高度 | |||
| beam height: 10 phrases in 6 subjects |
| Air defense | 3 |
| Bridge construction | 3 |
| Drilling | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 1 |
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