усны түвшин өргөх байгууламж
Боомт, хаалт гэх мэт усны урсгалд нөлөөлж, дээш өргөлтийг бий болгодог байгууламжууд.
Эх сурвалж: ОрчуулгаDams (inclusive barrages) are typical water retaining structures that affect closure of the stream and create heading-up afflux. Made of various materials, dams fall into soil and/or rockfill embankment, concrete, reinforced concrete, masonry, and wooden. Of which, the first two are the most prevalent nowadays.
Source