河床的淤高 的英文怎麼說
中文拼音 [héchuángdeyūgāo]
河床的淤高
英文
accretion of bed level- 河 : 1 (天然的和人工的大水道) river 2 (指銀河系) the milky way system; the galaxy 3 (特指黃河) t...
- 床 : i 名1 (供人睡覺的傢具) bed; couch 2 (像床的器具、地面) something shaped like a bed Ⅱ量詞(用...
- 的 : 4次方是 The fourth power of 2 is direction
- 淤 : Ⅰ動詞1 (淤積) become silted up 2 (血液不流通) (of blood) stagnateⅡ名詞(淤積的泥沙) silt Ⅲ...
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 河床 : riverbed; bed; poised river; [英方] waterstead; cauce
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By the analysis and study, it is showed that : 1 ) the lower weihe river main channel was at a balanceable state between aggradation and degradation and floodplain of the lower weihe river is a tiny aggradation state before the construction of the sanmenxia dam ; 2 ) the severe aggradation of the lower weihe river bed is mainly caused by the increasing riverbed elevation at tongguan after the construction of the sanmenxia dam ; 3 ) the main reason leading to the increasing riverbed elevation at tongguan is the unreasonable operation of the sanmenxia reservoir ; 4 ) the rate of the riverbed aggradation at tongguan reach and the lower weihe river reach are speeded by adverse condition of incoming water and sediment recently
然後以實測資料為基礎分析研究了三門峽建庫前後潼關高程的變化規律以及渭河下遊河道的沖淤演變規律,分析研究表明:建庫前渭河下游主槽處于動態沖淤平衡狀態,灘地處于微淤狀態;建庫后,渭河下遊河道發生嚴重淤積主要是由於潼關高程的抬升造成的;潼關高程的抬升主要是由於三門峽水庫的不合理運用造成的,近期不利的水沙條件加劇了潼關河床的抬升速度和渭河下游的淤積。First, erosion resulting from exce ive deforestation in the u er reaches of the river and, second, heavy silting which raised the riverbed in the main cha el
第一,過度砍伐引起的河流上游的侵蝕,第二,嚴重的泥沙淤積抬高了主幹道的河床。First, erosion resulting from excessive deforestation in the upper reaches of the river and, second, heavy silting which raised the riverbed in the main channel
第一,過度砍伐引起的河流上游的侵蝕,第二,嚴重的泥沙淤積抬高了主幹道的河床。There is sharp gradient in top and small gradient in bottom. the ability of removing flood is high in top and it is small in bottom correspondingly. sediment silt up continually, so the bed of river is jacked up year by year and become the famous river on land
由於泥沙含量高,現行河道已行水140餘年,山東段河床上寬下窄,坡度上陡下緩,排洪能力上大下小,在泥沙淤積作用下,河床逐年抬高,成為世界上著名的地上「懸河」 。Two major factors contributed to devastating summer flooding along the yangtze river and its tributaries. first, erosion resulting from excessive deforestation in the upper reaches of the river and, second, heavy silting which raised the riverbed in the main channel
兩個主要因素導致了夏季長江及其支流的特大洪水。第一,過度砍伐引起的河流上游的侵蝕,第二,嚴重的泥沙淤積抬高了主幹道的河床。The carrying capacity of water resources and water environment in yellow river basin is faced with a huge challenge, such as vegetation destruction, water and soil erosion, riverbed run - up, watercourse shrinkage, water shortage, frequency breakage flow, severity pollution, water quality deterioration, trace to the source and sendiment, coast erosion and regradation
植被破壞、水土流失,河床抬高、河道萎縮,水源匱乏、頻繁斷流,污染嚴重、水質下降,朔源淤積、海岸蝕退等表明黃河流域水資源與水環境的承載能力面臨著極大的挑戰。After the flood discharges in 1995, parts of downstream channel is silted up in taiping wai powerstation. it raises the water lever, and decreases the work of generating unit
由於太平灣電廠尾水河道在遭遇大洪水後部分河床淤積,壅高了電站的尾水位,影響機組出力。分享友人