 |
| |||
| collar | |||
| tag-block protector | |||
| crank pin bearing roll nock; neck; neck journal; trunnion | |||
| lip; bead; boom | |||
| body flange | |||
| flange (v.e. stalen balk) | |||
| flange | |||
| coupling ball and flange type towing brackets | |||
| chord member | |||
| mounting base; seating | |||
| |||
| flange of a metal section | |||
|
flens : 57 短语, 7 学科 |
| 冶金 | 8 |
| 化学 | 3 |
| 地球科学 | 10 |
| 机械工程 | 11 |
| 材料科学 | 1 |
| 电子产品 | 11 |
| 运输 | 13 |