| |||
| fire assay lab (MichaelBurov); fire assay laboratory (MichaelBurov); assay lab (MichaelBurov); assay laboratory (MichaelBurov) | |||
|
пробирно-аналитическая лаборатория : 3 phrases in 1 subject |
| Gold mining | 3 |
| |||
| fire assay lab (MichaelBurov); fire assay laboratory (MichaelBurov); assay lab (MichaelBurov); assay laboratory (MichaelBurov) | |||
|
пробирно-аналитическая лаборатория : 3 phrases in 1 subject |
| Gold mining | 3 |