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水沙来源区 Water and sediment source area英语短句 例句大全

时间:2018-11-01 00:51:06

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水沙来源区 Water and sediment source area英语短句 例句大全

水沙来源区,Water and sediment source area

1)Water and sediment source area水沙来源区

2)sediment source area泥沙来源区

3)coarse sand coming area粗泥沙来源区

4)runoff and sediment load来水来沙

1.Response of the bank-full discharge torunoff and sediment load in the Lower Weihe River;渭河下游平滩流量变化对来水来沙的响应

2.Based on two phases(1987?2002)vector data about wetland in lower Yellow River basin andrunoff and sediment load data,we reconstructed the former landscape structure and elucidated the changes in landscape patterns during the last 20 years,and discussed the feedback to therunoff and sediment load.利用黄河下游利津、泺口和花园口1950-水沙数据、1987年和2002年两期下游滩地、河流和坑塘湿地数据,运用景观生态学基本理论,分析黄河下游湿地景观格局的演变,讨论湿地时空变化对来水来沙的反馈效应。

英文短句/例句

1.Characteristics of Flow Discharge and Sediment Transport in the West River and North River Network西北江网河来水来沙及分水分沙变化特征

2.Impact on sediment deposition in the backwater of the Three Gorges Reservoir Area due to changes of the upstream sediment runoff上游来水来沙变化及对三峡水库回水变动区泥沙淤积的影响

3.Analyze on Flow and Sediment Trend of Upper Reaches of Yangzi River and Its Affects;长江上游地区来水来沙变化趋势及其影响研究

4.On the relationship between maintenance condition of Yangtze Estuary deepwater channel and water & sediment transport from the valley关于长江口深水航道维护条件与流域来水来沙关系的初步分析

5.Research of the Response of the Morphological Process at Yangtze River Estuary to the Changes of Water and Sediment Discharges;长江河口(南支)冲淤变化对流域来水来沙的响应研究

6.Analysis of Variation of Water and Sediment Yield in Different Source Areas and Its Effect on Fluvial Response in Lower Yellow River黄河中游不同区来水来沙变化与下游河道演变的响应分析

7.Analysis on sediment characters and source of suspended sediment in archipelago sea waters around Qitou Ocean崎头洋附近群岛水域泥沙特征及悬沙来源分析

8.He compounded water,sand and soil and formed bricks.他把水、沙及土掺和起来制成砖。

9.Experience on ExcesstheAnnual Designed Capacity for Sarawak Cement Clinker Plant of Malaysia马来西亚沙捞越水泥熟料厂达产经验

10.layer of sand or gravel used to expose sewage effluent to air and the action of microorganisms.用来暴露下水道污水和微生物作用的沙层或沙砾层。

11.Walls and drains have been built to keep out sand and water.修筑了土墙和排水沟来防止风沙和水涝。

12.The rising tides would have brought in the sands, and the mud and plant matter would have settled out as the tides receded.上涨的潮水带来沙粒,而当潮水退去,泥土和植物就沉淀下来。

13.Optimum allocation of land and water in the typical sand regions around Beijing: a case study in Huailai County;首都圈防沙治沙典型区水土资源优化配置——以河北省怀来县为例

14.Digging into the sand, they sought for fresh - water springs to irrigate the saplings.他们在沙里挖下去,想找到清水来浇树苗。

15.A concrete wall be build to stop silt from leaking to the conservation land一道水泥墙修筑起来,用以防止泥沙流进保留地

16.A concrete wall is built to stop silt from leaking to the conservation land.一道水泥墙修筑起来,用以防止泥沙流进保留地。

17.I had never had anything stronger than sarsaparilla before.我从来没有喝过比沙士汽水更厉害的饮料。

18.They attempted to use sand package to barricade the floods, but was useless.他们尝试用沙包来阻挡淹水可是却没效。

相关短句/例句

sediment source area泥沙来源区

3)coarse sand coming area粗泥沙来源区

4)runoff and sediment load来水来沙

1.Response of the bank-full discharge torunoff and sediment load in the Lower Weihe River;渭河下游平滩流量变化对来水来沙的响应

2.Based on two phases(1987?2002)vector data about wetland in lower Yellow River basin andrunoff and sediment load data,we reconstructed the former landscape structure and elucidated the changes in landscape patterns during the last 20 years,and discussed the feedback to therunoff and sediment load.利用黄河下游利津、泺口和花园口1950-水沙数据、1987年和2002年两期下游滩地、河流和坑塘湿地数据,运用景观生态学基本理论,分析黄河下游湿地景观格局的演变,讨论湿地时空变化对来水来沙的反馈效应。

5)water & sediment load来水来沙

1.This article studies the characteristics of thewater & sediment load from 1960 to 1997 and the longitudinal & transversal bed profile from 1977 to 2002 by employing statistic analysis.近年来,黄河下游来水来沙出现一些新的特点,水沙的变化必然影响下游河床纵剖面和横断面的调整变化。

6)water and sediment inflow来水来沙

1.There are different sources for water flow and sediment in the upper Yellow River with uneven distribution ofwater and sediment inflows.黄河上游来水来沙地区分布不均匀,水沙异源。

延伸阅读

坝区泥沙淤积坝区泥沙淤积sedimentation in dam areaboqLJ rl}sho ytljl坝区泥沙淤积(Sedimentation in dam area)河流上筑坝塑水后,由于塑水区内水深加大,流速降低,泥沙沿程淤积,并向坝前推进,造成坝前泥沙的淤积。坝区泥沙淤积产生的问题主要有:①在船闸引航道中及其口门附近产生淤积,使航深不足或水流不顺而有碍通航。②电站进水口前的泥沙堆积使过机水流中的含沙量增大,泥沙变粗,造成过水建筑物或水轮机过流部件的严重磨损。③坝前泥沙淤积有可能影响问门启闭,堵塞泄水孔,影响大坝安全。以通航为主的枢纽和以发电为主的枢纽对坝区水流条件的要求不同,防治坝区泥沙淤积的措施也不一样。(1)以通航为主的枢纽。宜将船闸布置在靠近稳定深乱线一侧,要避开弯道的凸岸和回流、缓流区。这些地区都是泥沙集中淤积处,且淤积后又难于冲走。结合各个工程的实际情况,可设置某些导流排沙工程,如修建引航导墙以破除回流减少淤积;设置底部高程较低的冲沙闸,以定期冲刷上游及下游引航道淤沙。(2)以发电为主的枢纽。高水头水电站的防沙措施主要是设置高程较低的排沙孔。排沙孔布置在机组进水口的下面,防沙效果最好,但结构复杂,施工及管理都不便。一般把排沙孔设在进水口的侧下方,其位置以使进水口处在冲刷漏斗的影响范围之内为原则。低水头枢纽的防沙措施,主要是进行合理的平面布置。如利用弯道环流特性,正面取水,侧面排沙,同时设置导沙坎,常能取得较好的防沙效果。在中小型水库中,也可采取清浑水分治的办法,即在童水区上游修建排浑渠(或排浑洞),当汛期洪水人库时,可将浑水通过排浑渠(洞)直接排往坝下游,减少主库淤积,缓解坝区泥沙问题。

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