| |||
technology know-how | |||
technical guide book | |||
technical guidance; technical instruction; technical manual | |||
| |||
engineering instruction |
技术 指南 : 8 phrases in 6 subjects |
Aviation | 3 |
Bridge construction | 1 |
Economy | 1 |
Electronics | 1 |
General | 1 |
United Nations | 1 |