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| exploring spot | |||
| probe point | |||
| sensing point | |||
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探测点 : 25 phrases in 13 subjects |
| Aviation | 2 |
| Bridge construction | 1 |
| Drilling | 3 |
| Earth sciences | 2 |
| Electronics | 3 |
| Geophysics | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 3 |
| Rail transport | 1 |
| Space | 2 |
| Steel production | 1 |
| Technology | 4 |
| United States | 1 |
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