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| γ 射线厚度仪; γ 射线测厚仪 | |||
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| β 射线厚度计 | |||
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| β 射线测厚仪 | |||
| ray thickness gauge: 10 phrases in 3 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 8 |
| Plastics | 1 |
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