| |||
time division |
划 分时间 : 31 phrases in 12 subjects |
Aviation | 1 |
Business | 1 |
Computers | 1 |
Electronics | 2 |
General | 9 |
Hydroelectric power stations | 1 |
Management | 2 |
Oil / petroleum | 1 |
Radio | 5 |
Technology | 6 |
Telecommunications | 1 |
Textile industry | 1 |