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光针 : 75 phrases in 16 subjects |
| Agriculture | 4 |
| Chemistry | 2 |
| Earth sciences | 4 |
| Electronics | 13 |
| General | 3 |
| Genetics | 1 |
| Geology | 2 |
| Life sciences | 1 |
| Metallurgy | 1 |
| Nursing | 1 |
| Oil / petroleum | 9 |
| Plastics | 4 |
| Polymers | 2 |
| Space | 2 |
| Technology | 16 |
| Textile industry | 10 |
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