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| 保护气体 | |||
| 屏蔽气体 | |||
| shielded gas: 76 phrases in 14 subjects |
| Automobiles | 6 |
| Chemistry | 4 |
| Compressors | 1 |
| Electric machinery | 3 |
| Electronics | 4 |
| General | 3 |
| Metallurgy | 20 |
| Nautical | 5 |
| Oil / petroleum | 7 |
| Plastics | 1 |
| Rail transport | 2 |
| Shipbuilding | 3 |
| Space | 1 |
| Technology | 16 |
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