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| γ 射线探伤 | |||
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ray test : 19 phrases in 11 subjects |
| Automobiles | 1 |
| Chemistry | 3 |
| Compressors | 2 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 1 |
| Metallurgy | 6 |
| Oil / petroleum | 1 |
| Space | 1 |
| Steel production | 1 |
| Technology | 1 |
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