 |
| |||
| 水准检测; 校验水平 | |||
| 料位检测; 电平检验 | |||
| level check: 21 phrases in 10 subjects |
| Agriculture | 1 |
| Automobiles | 5 |
| Drilling | 1 |
| Economy | 2 |
| Electronics | 2 |
| Engineering geology | 1 |
| Hydroelectric power stations | 1 |
| Information technology | 2 |
| Oil / petroleum | 2 |
| Technology | 4 |
|
| |||
| 水准检测; 校验水平 | |||
| 料位检测; 电平检验 | |||
| level check: 21 phrases in 10 subjects |
| Agriculture | 1 |
| Automobiles | 5 |
| Drilling | 1 |
| Economy | 2 |
| Electronics | 2 |
| Engineering geology | 1 |
| Hydroelectric power stations | 1 |
| Information technology | 2 |
| Oil / petroleum | 2 |
| Technology | 4 |