 |
| |||
| 悬臂长度 | |||
| 未支承的长度; 无支承长度; 自由长度 | |||
| 跨度; 未支撑长度 | |||
| 无支撑长度 | |||
| unsupported length: 4 phrases in 2 subjects |
| Bridge construction | 3 |
| Electronics | 1 |
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