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炭黑 | |||
气炭; 炭〔烟,瓦斯〕黑; 碳黑 | |||
烟黑〈炭黑的一种〉 | |||
气碳 |
gas carbon : 44 phrases in 15 subjects |
Agriculture | 2 |
Architecture | 1 |
Automobiles | 3 |
Aviation | 2 |
Chemistry | 1 |
Compressors | 1 |
Ecology | 1 |
General | 1 |
Metallurgy | 3 |
Oil / petroleum | 3 |
Polygraphy | 1 |
Shipbuilding | 2 |
Space | 1 |
Technology | 20 |
Water resources | 2 |