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railway operation | |||
railway operating | |||
railroad operation | |||
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railway operating |
铁路 运营 : 42 phrases in 9 subjects |
Bridge construction | 5 |
Business | 4 |
China | 1 |
Communications | 1 |
Economy | 5 |
Finances | 6 |
Rail transport | 3 |
Technology | 16 |
Textile industry | 1 |