constant depth
| sampler
| constant depth | |
| cryptogr. | 固定深度 |
| sampler | |
| auto.ctrl. | 采样元件 |
| eng.geol. | 取样机; 采样工 |
| interntl.trade. | 样品检查员 |
| met. | 取样工 |
| met. од. | 取样器; 采样器 |
| oil | 釆样器; 采样员; 取心器 |
| |||
| 固定深度 | |||
|
constant depth : 20 phrases in 7 subjects |
| Agriculture | 1 |
| Earth sciences | 1 |
| Geophysics | 3 |
| Oil / petroleum | 1 |
| Plastics | 2 |
| Technology | 11 |
| United Nations | 1 |