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关注:1
2013-05-23 12:21
求翻译:The Japanese National Railways (JNR) began use of slab track over 30 years ago on the Shinkansen and narrow gauge lines and it is used on over 2400 km是什么意思?![]() ![]() The Japanese National Railways (JNR) began use of slab track over 30 years ago on the Shinkansen and narrow gauge lines and it is used on over 2400 km
问题补充: |
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