The authorities have mobilized vast numbers of people to drain flooded land and build or repair dikes.
当局动员了大批民众为遭受洪灾的地区排涝并修建或修复堤坝。
At the city of Coba the Maya built dikes around a lake in order to raise its level and make their water supply more reliable.
在科巴市，玛雅人围绕着一个湖泊修建堤坝，以提高水位，使供水更加稳定可靠。
The gross pattern of dikes can be duplicated theoretically.
岩脉总体型式可以作理论模似。
The gross pattern of dikes can be duplicated theoretically .
岩脉总体型式可以作理论模拟。
A day at a beach on the North Sea. Kathy and Evan see their first dikes.
北海海滩一日游。凯西和艾凡生平第一次看到堤防。
No trees along the protection dikes or Banks may be felled without authorization.
护堤护岸林木，不得任意砍伐。
Hornblende bearing varieties bridge the gap over to amphibolites which are in bands and dikes.
含角闪石的变种填补了带状和脉状角闪岩的中间相。
Thousands of miles of dikes, ulcer in the colony, which is a humble person's authority and challenges.
千里之堤，溃于蚁穴，这是卑微者的威严和挑战。
The ancient shell dike is unique in China and one of the three existing large shell dikes in the world.
沿海的古贝壳堤是中国唯一也是世界现存的三大古贝壳堤之一。
The two dikes-the Bai and the Su-still stand there today, and serve to divide the lake into three parts.
这两条大堤—白堤和苏堤今天矗立在那儿，把湖分割成三部分。
Semi-circular composite dikes are one of the main structures in Yangtze Estuary Channel Regulation Project.
半圆体混合堤是长江口深水航道治理工程中堤坝主要结构型式之一。
Then, the calculating method of initial scour velocity of bed sand around submerged spur dikes is suggested.
在分析基础上，提出了漫水丁坝坝头床沙起冲流速的计算办法。
Hundreds of thousands of people were evacuated as the river level rose and broke through waterlogged dikes and embankments.
成千上万人因水位上涨和堤坝浸水而疏散。
The Dikes surrounding dike Mountain parallel a radial stress pattern that existed at the time the dikes were intruded.
岩脉山周围的岩脉与岩脉侵入时就已存在的放射状应力图像是相应的。
The source of the studied mafic dikes may be the enrichment mantle that was modified by subduction metasomatic fluids.
其源区可能为与俯冲流体有关的富集地幔，有待于进一步研究。
At the confluence of the Ourcq and Marne, where the water sluices through the dikes and lies like glass under the Bridges.
在乌尔克和马恩河的汇合处，水顺着河堤流去，在桥下静静地流淌，仿佛一面镜子。
The soil seepage stabilization researches are applied to analyse the internal relationships between hydraulic slope and the dikes.
分析了水力坡度与堤防渗漏破坏的有机联系，可以帮助研究人员对堤防渗漏破坏进行定量确定。
The existence of neptunian dikes is of great significance in the migration and accumulation of oil and gas, and other diagenetic fluids.
水成岩墙的存在对油气和其它成矿溶液的运移和储集具有重要意义。
Igneous intrusions such as batholiths, laccoliths, dikes, and sills, push upwards into the overlying rock, and crystallize as they intrude.
岩基、岩盖、岩堤、岩席等火成的侵入物向表层岩石推进，并在入侵过程中结晶。
The less investigated factor influencing the transient seepage through dikes is the initial water content distribution inside the dike body.
堤防土体初始含水量分布是影响堤防瞬时渗流的一个次要因素。
The Dutch have been fighting the rising and falling tides for centuries, building dikes and pumping water out of areas that are below sea level.
荷兰人几个世纪以来一直在不断地与大自然的潮涨潮落相抗争，不停地筑堤挖渠，将积水从低于海平面的地区抽走。
Three kinds of permeable pile dikes with different seepage rate are tested, and effect of flow control is basically the same with the spur dike.
试验的三种透水率桩坝，其导流效果与实体丁坝群的基本相同，并未因部分透水及形态不同而使其控导作用明显减弱。
Three kinds of permeable pile dikes with different seepage rate are tested, and effect of flow control is basically the same with the spur dike,.
试验的三种透水率桩坝，其导流效果与实体丁坝群的基本相同，并未因部分透水及形态不同而使其控导作用明显减弱。
The scour limit depth around spur dikes is very important for calculating the base depth of objects and it is a key factor in designing and working.
丁坝冲深极限值是确定建筑物基础埋设深度的一个主要因素，丁坝设计和施工中的关键问题在于确定坝头最大冲深。
The downstream navigation channel of the Three Gorges Project is excavated on dry land, which requires that the partition dikes should prevent leakage.
三峡水利枢纽下游引航道的开挖在干地条件下进行施工，要求隔流堤具有防渗功能。
The existence of the silt area in the back of the Yellow River dikes is of great significance to preventing flood and keeping security of Yellow River.
黄河淤背区的存在，对确保黄河防洪安全有着重要意义，但淤区的水土流失现状堪忧。
The existence of the silt area in the back of the Yellow River dikes is of great significance to preventing flood and keeping security of Yellow River.
黄河淤背区的存在，对确保黄河防洪安全有着重要意义，但淤区的水土流失现状堪忧。
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