下游工程

天然气下游工程加工工艺和产品发展方向的探讨

Discussion on the Downstream Processing Technology and Products Development Trend of Natural Gas

下游工程设计和实施需求的正确实现。

Downstream engineering designs and implements correct realizations of the requirements .

点云处理、特征提取与曲面建模、逆向曲面质量评价及对下游工程的影响分析是逆向CAD模型重构中的几个关键环节。

Point cloud processing , picking-up of features , reverse evaluation of curved-surface quality and influence analysis on followed-up engineering are several key links in the reverse reconstruction of CAD model .

介绍了双水相萃取技术（ATPE）在生物工程下游工程中的应用现状，综述了近年来ATPE相关研究的进展。

The applications of the aqueous two-phase extraction ( ATPE ) in these years were summarized , and the advances on the research of ATPE were reviewed .

梯级水库下游工程施工导流流量优化设计研究

Study on the Optimal Design of Flood Diversion for the Construction Period of Downstream Cascade Reservoir

作者对生物技术下游工程的研究开发工作提出有参考价值的开发项目、立项原则及发展措施。

R & D programme , its principles and measures are suggested for the development of downstream engineering of biotechnology in China .

分析了发展民用天然气在政府监管、上下游工程建设的协调性、天然气调峰以及天然气销售企业运营等方面存在的问题。

On the other hand , several important problems are proposed about government supervision and control , such as the systematic coordination of a project , natural gas peak shaving and natural gas distribution .

黄河下游河道工程管理

Administration of Channel Works in the Lower Reaches of Yellow River

黄河下游防洪工程建设工作的调查研究

Investigation and Study of Flood Prevention Engineering Construction in the Lower Yellow River

黄河下游防洪工程的生态环境影响分析

Eco-environmental Impacts Analysis of Flood Control Projects on Lower Reaches of Yellow River

黄河下游防洪工程体系减灾效益计算模型研究

A economic benefits calculating model for the lower Yellow River flood control engineerings system

长江下游桥梁工程地基土体渗透特性研究

Study on permeability of foundation soil of bridges on lower reaches of Yangtze River

黄河下游防洪工程生物防护措施研究

Biologic Protective Measures in the Control Flood Engineering of Lower Reaches of the Yellow River

1996年长江中下游堤防工程防洪经济效益分析

Economic benefit analysis of flood control in 1996 for Levees in middle reach of Yangtze River

黄河下游堤防工程设计防洪水位计算方法探讨现代工程水力学

On the calculating method of design flood level of the dikes along the lower Huanghe River

充土织物长管袋软体排护底（根）在黄河下游护岸工程上的尝试

A Try for Application of Geotextile Long Bags Filled with Earth for Bank Protecting on Lower Yellow River

地球物理技术在黄河下游堤防工程隐患探测中的应用与发展

The Application Research of Geophysical Technologies in Embankment Risk Detection for Dikes in Lower Reaches of Yellow River

黄河下游防洪工程土方流失的原因及防护措施

Causes of Soil Loss and its Protective Measures on Dyke Engineering in Lower Reaches of the Yellow River

黄河下游防洪工程经济效益浅析

Preliminary analysis of economic returns of works for flood protection on the lower reaches of the Yellow River

黄河下游河道工程老化失修评价方法和标准的研究

Probe into Evaluation Method and Standard of Ageing and Out-of - repair Channel Projects in Lower Yellow River

黄河下游治河工程安全实时监测关键技术研究

Study of key technology of safety monitoring of real time of training project in lower reaches of Yellow River

最后，作者对汉江中下游补偿工程提出了建议。

Finally , the ideas on the compensating engineering at the middle and lower reaches of the Hanjiang River were proposed .

结合黄河下游河道工程的特点，对工程老化失修的评价方法和标准进行了研究。

Study on evaluation method and standard of ageing and out-of-repair project was conducted in combination with the features of channel projects in lower Yellow River .

乳酸菌下游生物工程技术研究具有重要的理论意义和广阔前景。

It is significant to study the downstream bioengineering technology of lactic acid bacteria ( LAB ), which is full of theoretic significance and wide prosperity .

要加强对长江上游侵蚀泥沙，特别是金沙江下游区工程建设增沙的研究。

Research about erosion and sediment in the upper Yangtze River should be enhanced especially about sediment increase by project construction in the lower Jinsha river .

结合黄河下游疏浚工程，通过现场取样和化验，确定了疏浚底泥的环境背景值。

With the dredging projects in the Lower Yellow River , the environmental background values of the dredging silt have been determined by means of on site sampling and measurement .

论述了黄河下游治河工程安全实时监测关键技术研究的目的意义及目标；

This article deals with the target and significance on study of key technology of safety monitoring of real time of river training project in lower reaches of Yellow River .

为了进一步完善黄河下游防洪工程体系，将在2001年建成具有显著防洪减淤作用的小浪底水库。

Xiaolangdi Reservoir with obvious effect on flood prevention and sedimentation reduction will have been completed constrUction in 2001 , to Perfect flood Prevention project system in the lower Yellow River .

针对梯级水库下游拟建工程的施工设计洪水问题，研究利用上游己建梯级水库减小梯级水库下游工程施工导流流量的优化设计方法。

Aiming at the construction design flood of planned projects at the downstream of cascade reservoirs , a optimum design method which decreased the construction diversion discharge of the downstream cascade reservoirs through regulating the upstream constructed reservoirs ' flood is proposed .

首先对国内的研究状况进行归纳分析，给出了工程老化、破坏和失修的概念，然后按照工程分类的一般方法建立了黄河下游河道工程分类指标体系和评价标准。

The paper analysed demestic research achievement and defined the concepts of ageing , destruction and out of repair at first , then created index system of channel project classification and evaluation standard in lower Yellow River in accordance with general method of project classification .