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矿床地质研究 | |
tech. | investigation of geology of ore deposit |
程度 | |
gen. | level |
econ. | measure |
hydroel.st. | extent |
met. | plane; rate; scale |
progr. | stage |
tech. | degree |
程度 ^b1 | |
gen. | degree |
| |||
investigation of geology of ore deposit |
矿床地质研究: 11 phrases in 2 subjects |
Earth sciences | 1 |
Technology | 10 |