| |||
| 可变动之检验器; 变量测量计 | |||
|
variable-gauge : 4 do fraz, 4 tematyki |
| Mechanika | 1 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 1 |
| Wiercenie | 1 |
| |||
| 可变动之检验器; 变量测量计 | |||
|
variable-gauge : 4 do fraz, 4 tematyki |
| Mechanika | 1 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 1 |
| Wiercenie | 1 |