 |
| |||
| 踏脚板衬板; 台阶 | |||
| 履带链条; 桥梁伸缩缝的盖板; 花纹钢板; 防滑条; 防滑板; 网纹板; 防滑金属踏步板 | |||
| tread plate: 6 phrases in 3 subjects |
| Automobiles | 3 |
| Rail transport | 1 |
| Technology | 2 |
|
| |||
| 踏脚板衬板; 台阶 | |||
| 履带链条; 桥梁伸缩缝的盖板; 花纹钢板; 防滑条; 防滑板; 网纹板; 防滑金属踏步板 | |||
| tread plate: 6 phrases in 3 subjects |
| Automobiles | 3 |
| Rail transport | 1 |
| Technology | 2 |