防洪标准依然很低，污染依然很严重。
Flood control standards are still low and the pollution of the lake remains serious.
城市防洪规划的首要问题，就是选择合理的防洪标准。
The most important problem of city flood-control planning is to choose reasonable flood-control standard.
分期设计洪水既要满足防洪标准，又能反映洪水的季节性变化特征。
Seasonal design flood should not only satisfy the flood prevention standard but also reflect seasonal variation characteristics.
本文将介绍国内外城市防洪标准及我国城市洪灾概况和现有防洪标准。
In this paper the city flood control standards at home and abroad are presented and the flood damages occurred in our country are summarized.
对满足同一防洪标准的各种防洪措施，也可用年费用最小的原则优选。
Flood protection measures under the same flood prevention criteria may be optimistically selected by the criteria of minimum yearly cost.
已经围垦的，应当按照国家规定的防洪标准进行治理，有计划地退地还湖。
Where such land is already reclaimed, it shall be brought under control in conformity with the standards set by the State for flood control and changed to lake again in accordance with plans.
包括淤泥的堆积、水土的流失、水污染、沿岸圩堤的防洪标准普遍偏低等。
These problems included silt accumulation, water and soil draining, water pollution, the coast levee's flood prevention standard is somewhat universal low and so on.
提出了基于可接受风险的水库防洪标准研究，建立了水库大坝防洪安全评估框架。
The study of reservoir's standard for flood water on acceptable risk was brought forward, the dam evaluation framework of flood safety was established.
据介绍，包括广州在内，珠江流域的整体防洪能力距离国家防洪标准还有一定距离。
Those reclaimed lakes should be put in order according to the standards set by the state for flood control and restored from farmland in a planned way.
对工程的防洪标准、结构型式、排涝、治污及完善规划等问题提出了一些探讨性意见。
Some suggestions were put forward for the flood standard and structural type of flood control work, and for the issues of draining waterlogged area, harnessing pollution and improving planning etc.
当上游有水库，其防洪标准低于下游水库时，下游水库必须考虑上游水库溃坝洪水的影响。
When there exists reservoir upstream, whose standard for flood control is lower then that in downriver, the dam-break flood upstream must be considered.
洪水风险事件识别采用层次分析法进行，并结合施工工期和防洪标准来确定洪水发生的概率。
The method of Analytic Hierarchy Process is used to identify the risk events of flood. The probability of flood is determined by construction period and flood control standard.
根据太湖流域防洪标准的基本涵义，讨论了设计暴雨时空分布与流域防洪体系规划建设的关系。
Based the meaning of flood control standards for Taihu basin, relationship between space-time distributing of design storm a.
本文通过实例计算验证了模型的可行性，并分析了水库下游防洪标准与水库发电效益的矛盾关系。
The model has boon successfully implemented on a real world multipurpose reservoir and the trade-off between flood control and power energy is obtained.
长江流域防洪规划的实施，将显著提高防洪保护区的防洪标准，其经济效益、环境效益、社会效益十分显著。
The execution of Yangtze valley flood control plan will remarkably upgrade the flood control standard of flood protected zone, and produce remarkable economic, environmental and social benefits.
文章简要介绍了龙头桥水库洪水调度系统的预报方案、防洪标准、调度规则、系统结构和功能以及界面设计等。
The article introduces flood forecast plan, flood control criterion, dispatching rule, system structure and function, boundary design of the dispatch system of the Longtouqiao reservoir.
介绍了尾矿库排洪的特点、防洪标准、以及洪水计算中存在的问题，针对防洪标准的确定、排水构筑物型式的选择以及尾矿库排洪设施综合利用等问题提出了一些看法。
In connection with the determination of flood control standard, the selection of drainage structure form, and multipurpose use of flood discharge facilities in tailings pond, some views are given.
水电站防洪设计标准的制定是一项重要的技术政策。
The constitution of design standard of flood control in hydropower station is an important technical policy.
全球温室效应加剧，城市开发建设过度和防洪工程标准偏低是海洋灾害气候加剧的主要原因。
The main reasons of worsening marine climate are the increase of global greenhouse effect, over-exploitation in urban development and low standard of flood control projects.
简要概述了我国现有的防洪抗旱方面的标准，总结了这些标准在防汛抗旱实际工作中发挥的重要作用以及存在的问题。
The active standard specification system on flood control and drought relief in China is briefly summarized, and the important effect and existing problems in execution are pointed out.
本文根据现有的防洪工程体系和防洪保护区的具体情况，提出了近期辽河中下游地区防御超标准洪水的对策。
The paper put forward the counter-measure to prevent the excess flood standard in the near future based on the system and the idiographic instance of flood control protection area.
本文根据现有的防洪工程体系和防洪保护区的具体情况，提出了近期辽河中下游地区防御超标准洪水的对策。
The paper put forward the counter-measure to prevent the excess flood standard in the near future based on the system and the idiographic instance of flood control protection area.
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