多股线: 51 phrases in 15 subjects |
Agriculture | 1 |
Angling hobby | 1 |
Architecture | 2 |
Automobiles | 1 |
Aviation | 1 |
Bridge construction | 1 |
Communications | 1 |
Construction | 1 |
Electronics | 9 |
General | 3 |
Metallurgy | 4 |
Oil / petroleum | 1 |
Technology | 15 |
Telecommunications | 2 |
Textile industry | 8 |