淤積地 的英文怎麼說
中文拼音 [yūjīde]
淤積地
英文
alluvio-
The deposition of bed load sediment was greatly reduced in the sump by adding a flushing gallery
通過在集水池底設置排沙廊道,較好地解決了推移質泥沙淤積問題。The usage of chuangxiong ing the treatment on intrahepatic cholestasis of pregnancy
地塞米松治療妊娠合併肝內膽汁淤積癥療效比較The field observation of the sediments of storm surge produced by no. 11 typhoon in 1997 shows that sedimentation rate of storm surge sediments are greater than that of normal astronomical tide sediments, and the grain size shows relative coarse with poor sorting. vertical sequences of the storm sediment show parallel bedding and overlapped by hummock bedding. these characteristics provide good basis for building the index of storm surge deposit
通過對梁垛河閘9711號臺風的現場觀測並結合目前已有的風暴潮沉積的研究,分析了風暴潮沉積在構造和結構上的特點,從而建立了正常潮灘沉積中風暴潮沉積的識別標志,同時在野外觀測中還發現即使在風暴潮期間,高潮灘上部仍存在只有淤積沒有侵蝕的地帶。Mud and silt have been continuously deposited in the lake.
泥沙不停地淤積在這湖裡。Sediment deposits in ditches result in the raising of water tables and damage to crops.
泥沙淤積在排水溝引起地下水位上升,並危害作物。Changes of fetal umbilical artery flow velocity after dexemethasone administration in intrahepatic cholestasis of pregnancy
地塞米松治療妊娠期肝內膽汁淤積癥后臍動脈血流的變化Because of the unreasonable operation mode, the reservoirs sedimentation is serious, which lead to the problems of inadequate use of water resource, degressive works benefit and high risk in water works operation and flood control in this area
但長期以來,由於運用方式不合理,水庫工程泥沙淤積嚴重,徑流資源得不到充分利用,工程效益逐年衰減,並對工程運行和地區防洪安全形成嚴重威脅。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。With unique and rich land resources, 50, 000mu land forming from the tidal in yancheng coastal line. there is abundance natural gas which 210 billion cubic meters have been developed already
鹽城土地資源得天獨厚,淤積性海岸每年向大海延伸5萬畝土地;天然氣資源也非常豐富,已探明儲量2100億立方米。Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered
黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容,泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。In addition, the microcosmic stream, especially suspended load ( mainly suspended soils and sands ) reflected on the characteristic of transported sands " streams, and always silt up and form shoal in the place where the stream velocity is lower and river steam return easy
河道的微觀水流,特別是懸浮物(主要是懸浮泥沙)反映輸沙水流淤積特性,總是在流速緩慢、易迴流的地方淤積、形成新生沙洲,為正在發生及將來發生的河道淤積和演變打下基礎。When the flood subsided, it left a layer of mud in the fields.
洪水過后,地里淤積了一層泥漿。Two key physical characteristics indexes of farmland sediment for check dams in loess plateau
黃土高原淤地壩壩地淤積物兩個重要物理特性指標研究Distribution law of deposits dry bulk density and its application in sediment restoration of check - dam
壩地淤積物干容重分佈規律及其在層泥沙還原中的應用It founds natural heightening theory for warping dams and puts forward specific way of diversion, measures for preventing dam eroded and design for energy dissipation and flood storage of cofferdams and sedimentation and dewatering through exploration and study on deposition in front of natural formed dam and the techniques of building dam through hydraulic filling
通過對天然聚湫壩體前的淤積和「水力沖填」築壩技術的探索和研究,創立了淤地壩壩體自然加高的理論,並提出了具體的導流方式、壩體防沖措施及圍堰消能蓄洪、留淤脫水設計。Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach
摘要根據劉家峽水庫變動回水區的河段地形特徵和歷年河床質泥沙粒徑級配資料,分析了變動回水區河段淤積和沖刷時,河床質泥沙中值粒徑的沿程變化和歷年河床質泥沙中值粒徑變化過程,並指出粒徑分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。Endowed with a deep - water, silt - free natural harbour strategically located along a major sea route and with the chinese mainland providing a huge cargo base, hong kong has become a sea transport hub in asia
香港是一個不淤積的天然深水良港,靠近主要航道,毗鄰中國內地,位置優越,貨源充足,因而成為亞洲的海上運輸樞紐。Qualitative analysis on the effect of flood control and engineering safety -, seizing lots of water conservancy effective adjust storage. then making water level risen and reservoir backwater enlarged in the same flow level ? effect on beach and the buildings across river, soil salinization caused by flow from a lower to a higher place and unsmooth groundwater drainage destroy of travel resource caused by disorder enclose tideland for cultivation in reservoir silt up flood plain are given, then presents enclose tideland for cultivation dyke is important cause which water level rise in reservoir
本文從青銅峽水庫泥沙淤積入手,分析水庫泥沙淤積特性和庫區圍墾堤開發利用淤積灘地的現狀,對防洪安全及工程安全的影響、侵佔大量的有效調蓄庫容、造成同級流量下水庫水位抬升水庫回水上延、對沿岸及過河建築構成影響、因水位抬升致使庫區周邊灌區地下水排水不暢乃至倒灌而造成土地鹽堿化、對水庫庫區大量淤積灘地無序圍墾造成旅遊資源破壞等五方面影響的定性分析,提出庫區圍墾堤是水庫水位抬升的重要原因。In order to relatively hold up mud and sand on the spot and control deposition, we should control head channels, branch channels, main channels on slope surface comprehensively
通過採用溝頭、支毛溝、干溝及坡面的綜合治理,實現相對就地攔截泥沙,從而達到控制庫壩淤積的目的。The comparison between the experimental data with numerical simulation show that the model have a higher precision in the lateral scouring and sedimentation deformation, time interval quantity of deposition, and output sediment concentration process during sand peak at various cross section and is applied fairly good to practical engineering
青銅峽水庫的實測資料對模型驗證結果表明:模型在水庫不同斷面橫向沖淤變形、時段淤積量、沙峰期出庫含沙量過程都具有較高的精度,能較好地運用於工程實際。分享友人