| |||
locking screw | |||
tie-down screw | |||
lock screw; stop screw; stopper screw | |||
gib screw; tie down screw | |||
retaining sere | |||
lock bolt | |||
| |||
lock screw |
锁 紧螺钉 : 13 phrases in 6 subjects |
Automobiles | 2 |
Compressors | 2 |
Electric machinery | 1 |
Electronics | 1 |
Metallurgy | 1 |
Technology | 6 |