灾害

It is the most important three water problem which our country faces in the 21st century that flood and waterlog, drought and shortage of water, the deterioration of water environment.

洪涝灾害、干旱缺水、水环境恶化是二十一世纪我国面临的三大水问题。

The result indicate the flood control is successful and the flood doesn't cause large-scale flood waterlog disaster. Many times and series dynamic flood monitor can nicety, in timely, roudly reflect the change process of flood development.

分析结果表明，在这一次洪水发生过程中，防汛指挥调度是成功的，洪水没有造成大范围的洪涝灾害，多时相、连续动态的汛情遥感监测能够准确、及时、全面地反映汛情的发展及变化情况。

In this paper some main geological hazerds in SanJiang plain region in the process of agri-caltrual development, such as soil erosion, seline-alkaline soil, flood and waterlog hazard, en- vironmental pollution, wind erosion to soil are discussed.

本文着重阐述了我国三江平原地区在农业开发过程中出现的水土流失、土壤风蚀砂化、盐碱土，洪涝灾害、环境污染等主要环境地质问题，并以实例说明了其危害

Because the design standard to prevent or control flood of BuJi River drainage basin is on the low side, what's more, the lower reaches of BuJi River is part of tidal effected river and affected by the tide, flood and waterlog take place in this years.

由于布吉河流域规划设计的防洪标准偏低，并且布吉河有很长一部分河段属于感潮河段，受到海潮变化的强烈影响，近年来洪涝灾害时有发生，因而迫切需要对其防洪设计以及调度进行研究。

Based on an analysis of the natural, social and economic situations of flood plain in lower reach of Yellow River as well as the status of harnessing, this paper elaborates the problems facing the area, such as flood menace, serious status of suspended river, severe disasters of drought and waterlog, single production structure, implementation of flood plain policies and sluggish safety construction of flood plain.

在敍述黄河下游滩区白然情况、社会经济情况、滩区治理现状的基础上，详细论述了黄河下游滩区存在的问题。由於黄河水沙问题复杂，治理难度大，滩区治理开发也受到限制，目前存在的主要问题是：l洪水威胁依然存在；2悬河形势严峻、河势尚未有效控制；3滩区旱涝灾害严重；4滩区产业结构单一；5滩区政策落实不到位；6滩区安全建设状况严重滞后。

Based on the study of several ancient cities in the Yellow River floodplain, this paper discussed the disastrous experiences of flood and waterlog and three major adaptive landscape strategies: sitting on highlands, constructing city walls and protective dikes, and reserving or digging ponds within cities.

黄河以其善淤、善决、善徙的个性，塑造了黄泛平原上独特的自然与人文景观。本文以黄泛平原的古代城镇为研究对象，探讨了黄河泛滥区城镇的洪涝灾害经验，总结了古代城市三大主要防洪治涝的适应性景观遗产：择高地而居，城墙和护城堤，以及蓄水坑塘。

What is the WEA doing to help the quake victims in Haiti?

WEA是如何帮助遭受地震灾害的海地人民的？

First, the winter half of the year is dominated by a westerly or "sub-Mediterranean" circulation.

不丹境内也有许多危险的冰川湖，其中1994年发生的一场洪水曾经造成很大的灾害。

Wood-frame structures are the best residential solution for anti-earthquake; they can withstand almost all levels of earthquakes.

美制木结构住宅是迄今为止世界上抗震性能最优越的住宅，它们几乎可以抵御任何级别的地震灾害。

But Zhang Feng, who is the world-famed founder of static electricity in space, thought this phenomenon is warning signs of earthquakes, hurricane and so on caused by the extreme variation of static electricity in space.

然而，被誉为世界空间静电领域"奠基人"的张丰认为，这是发生地震、飓风等灾害的前兆，这是暗物质变为亮物质导致了强光和巨响，而非陨石坠地。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。