| |||
steel fastener | |||
steel hook |
钢 钩: 62 phrases in 11 subjects |
Agriculture | 1 |
Architecture | 2 |
Bridge construction | 2 |
Drilling | 3 |
Engineering geology | 1 |
General | 1 |
Hydroelectric power stations | 3 |
Metallurgy | 18 |
Oil / petroleum | 1 |
Technology | 27 |
Textile industry | 3 |