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non-metallic mineral Minerals containing non-metals, such as quartz, garnet, etc. (含有非金属的矿物,如石英、石榴石等) | |||
nonmetalliferous ore |
非金属矿 : 22 phrases in 7 subjects |
Business | 3 |
China | 1 |
Desert science | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
Metallurgy | 4 |
Oil / petroleum | 2 |
Technology | 9 |