steel structure
| processing technology
| steel structure | |
| agric. | 钢 结构 |
| hydroel.st. од. | 钢结构 |
| processing technology | |
| food.ind. | 加工工艺 |
| |||
| ★ 钢结构 | |||
| 钢构件 | |||
| |||
| 钢［架］结构 | |||
|
steel structure : 111 phrases in 16 subjects |