| |||
reinforcing bar | |||
main reinforcement; main steel bar | |||
main bar | |||
| |||
main reinforcement | |||
| |||
main reinforcement | |||
| |||
main steel |
主 筋 : 24 phrases in 6 subjects |
Bridge construction | 6 |
Engineering geology | 2 |
Hydroelectric power stations | 1 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Technology | 13 |