| |||
cellular type |
多孔式 : 42 phrases in 11 subjects |
Automobiles | 5 |
Aviation | 2 |
Chemistry | 1 |
Compressors | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 2 |
Hydroelectric power stations | 1 |
Metallurgy | 6 |
Oil / petroleum | 1 |
Space | 2 |
Technology | 20 |