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地层系
| 数
| 地层系 | |
| tech. | series of strata |
| H 数 | |
| space | H number |
| Re数 | |
| space | Reynolds number |
| f 数 | |
| telecom. | f-number |
| 数 | |
| avia. | enumerate |
| bridg.constr. | figure |
| met. | tale |
| sport. | count |
| tech. | number; numerate |
| |||
| series of strata | |||
|
地层系 : 62 phrases in 11 subjects |
| Desert science | 1 |
| Drilling | 4 |
| Earth sciences | 4 |
| Electronics | 1 |
| Engineering geology | 1 |
| Geology | 4 |
| Geophysics | 2 |
| Mining | 4 |
| Oil / petroleum | 16 |
| Space | 1 |
| Technology | 24 |
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