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电 子探针分析 : 57 phrases in 15 subjects |
Agriculture | 1 |
Automobiles | 1 |
Aviation | 1 |
Chemistry | 1 |
Desert science | 1 |
Earth sciences | 7 |
Ecology | 2 |
Electronics | 5 |
Geology | 9 |
Metallurgy | 12 |
Plastics | 1 |
Polymers | 1 |
Space | 3 |
Steel production | 2 |
Technology | 10 |