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standard-gauge | |||
standard rail gauge | |||
standard gauges | |||
standard gage | |||
standard gauge | |||
international gauge; normal gauge | |||
standard gage (等于1.435米); standard gauge; standard railway gage; standard railway gauge; standard track gage; standard track gauge | |||
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standard gage; standard gauge | |||
| |||
standard gauge | |||
standard gage | |||
| |||
standard gauge | |||
| |||
standard railway gauge | |||
| |||
standard gauge |
标准轨距: 13 phrases in 4 subjects |
Bridge construction | 4 |
General | 1 |
Metallurgy | 1 |
Technology | 7 |