 |
| |||
| термитная сварка | |||
| сварка термитная (cntd.ru Natalya Rovina); алюминотермитная сварка (On 1 October 2004 the European project RAILSAFE started. The aim of the project is to harmonise the education, training, qualification and certification of railway track welders in aluminothermic welding in Europe. JIZM) | |||
| aluminothermic welding: 4 短语, 2 学科 |
| 焊接 | 3 |
| 电气工程 | 1 |