| |||
ferric oxide | |||
indian red |
三 氧化铁 : 41 phrases in 13 subjects |
Agriculture | 3 |
Architecture | 1 |
Automobiles | 1 |
Chemistry | 7 |
Desert science | 1 |
Electronics | 3 |
Engineering geology | 1 |
Metallurgy | 7 |
Oil / petroleum | 1 |
Pharmacology | 7 |
Plastics | 1 |
Space | 2 |
Technology | 6 |