 |
| |||
| полимерное покрытие части резьбы (The polyamide patch coating is a process where an elastic plastic material (Polyamide) is applied to a part of thread which creates a jamming action during the tightening of a nut. Сабу) | |||
|
patch coating : 4 do fraz, 2 tematyki |
| Makarowa | 3 |
| Termin karciany | 1 |