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| program tracking | |||
| program trace; programme trace | |||
| 程序 跟 踪: 56 phrases in 12 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Aviation | 2 |
| Business | 1 |
| Computers | 3 |
| Electronics | 9 |
| Hydroelectric power stations | 1 |
| Information technology | 11 |
| Metallurgy | 2 |
| Space | 7 |
| Technology | 15 |
| Telecommunications | 3 |
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