grade scale | |
eng.geol. | 分级标准; 粒级表 |
expl. | 粒级 |
oil | 粒级标准 |
Hopkins: 19 phrases in 11 subjects |
Advertising | 1 |
Animal husbandry | 1 |
Earth sciences | 5 |
Electronics | 2 |
General | 3 |
Geophysics | 1 |
Laboratory equipment | 1 |
Life sciences | 1 |
Metallurgy | 2 |
Soil science | 1 |
Space | 1 |