 |
| |||
| 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 短语, 2 学科 |
| 纸牌游戏 | 1 |
| 马卡罗夫 | 3 |