| |||
bedding-in period | |||
wear-in period; wearing-in period | |||
running-in period | |||
breaking-in period | |||
run-in time | |||
| |||
breaking-in period; break-in period |
磨 合期 : 12 phrases in 6 subjects |
Automobiles | 4 |
Drilling | 1 |
Electronics | 1 |
General | 1 |
Hydroelectric power stations | 1 |
Technology | 4 |