 |
| |||
| crawler | |||
| tracklayer | |||
| full track; caterpillar tractor; crawler tractor; track-layer; track-laying tractor; track-type tractor; tracked tractor | |||
|
chenillard : 7 短语, 3 学科 |
| 农业 | 3 |
| 自然科学 | 1 |
| 运输 | 3 |
|
| |||
| crawler | |||
| tracklayer | |||
| full track; caterpillar tractor; crawler tractor; track-layer; track-laying tractor; track-type tractor; tracked tractor | |||
|
chenillard : 7 短语, 3 学科 |
| 农业 | 3 |
| 自然科学 | 1 |
| 运输 | 3 |