 |
| |||
| dog point set screw; flat pivot point screw | |||
| dog-point setscrew; set screw with full dog point | |||
| установочный винт с цилиндрическим концом: 4 短语, 2 学科 |
| 力学 | 3 |
| 自动化设备 | 1 |
|
| |||
| dog point set screw; flat pivot point screw | |||
| dog-point setscrew; set screw with full dog point | |||
| установочный винт с цилиндрическим концом: 4 短语, 2 学科 |
| 力学 | 3 |
| 自动化设备 | 1 |