Train operation
| Dispatching Command
| System
| train operation abbr. | |
| commun. railw. | 列车作业 |
| dispatching command abbr. | |
| hydroel.st. од. | 调度命令 |
| system abbr. | |
| gen. | 体 |
| IMF. | 安排 |
| interntl.trade. | 系统分析 |
| math. | SPOOLING 系统 |
| met. | 装置 |
| met. од. | 系 |
| tech. | 制度; 方法 |
| tech. од. | 体系; 系统 |
| |||
| 列车作业 | |||
| 列车运行 | |||
|
Train operation : 58 phrases in 8 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Bridge construction | 1 |
| Business | 1 |
| Communications | 9 |
| Rail transport | 23 |
| Technology | 21 |
| Telecommunications | 1 |