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连心线 | |||
中心线 |
line of centres : 48 phrases in 13 subjects |
Automobiles | 3 |
Bridge construction | 17 |
Chess | 1 |
General | 2 |
Hydrology | 1 |
Metallurgy | 2 |
Polo | 1 |
Rail transport | 1 |
Shipbuilding | 1 |
Shooting sport | 1 |
Swimming | 1 |
Technology | 15 |
Textile industry | 2 |