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| |||
| 轨道线; 通道线 | |||
| 河道中泓线; 渠线 | |||
| 河道深泓线 | |||
| 河槽中泓线; 主泓线; 主流线 | |||
| 航道界线; 航道边线; 河流中泓; 河道主流线; 航道整治线; 航道线; 主槽线; 中泓线; 深泓线 | |||
| channel line: 19 phrases in 9 subjects |
| Bridge construction | 2 |
| Communications | 1 |
| Earth sciences | 1 |
| Electronics | 4 |
| Finances | 1 |
| Hydroelectric power stations | 2 |
| Hydrology | 1 |
| Information technology | 1 |
| Technology | 6 |
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