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美国钢铁协会 | |
avia. | American Iron and Steel Institute |
标准钢 | |
met. | standard steel |
号 | |
gen. | no.; number |
econ. | No; Lot No.; issue; number |
interntl.trade. | company |
| |||
American Iron and Steel Institute | |||
American Iron and Steel |
美国钢铁协会 : 6 phrases in 4 subjects |
Economy | 1 |
General | 3 |
Mechanics | 1 |
Nuclear and fusion power | 1 |