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| 轻瓦斯气体 | |||
| 轻的气体 | |||
| light gas: 37 phrases in 11 subjects |
| Architecture | 1 |
| Automobiles | 2 |
| Aviation | 1 |
| Construction | 1 |
| Ecology | 1 |
| Electronics | 3 |
| General | 1 |
| Oil / petroleum | 4 |
| Oil processing plants | 9 |
| Space | 2 |
| Technology | 12 |
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