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元素浓度 | |
eng.geol. | element concentration |
相对变化 | |
tech. | relative change; relative variation |
Z 图 | |
math. | Z-chart |
图 | |
gen. | or photo; painting; picture that is a drawing; plan and prepare; seek or pursue |
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element concentration | |||
concentration of elements |
元素浓度: 3 phrases in 2 subjects |
Earth sciences | 1 |
Technology | 2 |