 |
| |||
| hollow masonry unit; A-block; cavity block; hollow building block; hollow concrete block | |||
|
Hohlblocksteinen : 5 短语, 2 学科 |
| 建造 | 3 |
| 运输 | 2 |
|
| |||
| hollow masonry unit; A-block; cavity block; hollow building block; hollow concrete block | |||
|
Hohlblocksteinen : 5 短语, 2 学科 |
| 建造 | 3 |
| 运输 | 2 |