 |
| |||
| brushwood mattress; willow mattress; mat of bush | |||
| brush mattress | |||
| sunken fascine dam | |||
| brush work; mat work; brush revetment; brushwork | |||
| хворостяной тюфяк: 9 phrases in 5 subjects |
| Bridge construction | 1 |
| Construction | 1 |
| Hydraulic engineering | 2 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 4 |