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| tailings; bottoms | |||
| bottom ballast; subballast; under ballast | |||
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底渣 : 49 phrases in 12 subjects |
| Animal husbandry | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Drilling | 2 |
| Electronics | 8 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 3 |
| Metallurgy | 16 |
| Navigation | 1 |
| Oil / petroleum | 6 |
| Oil processing plants | 1 |
| Technology | 8 |
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