中游

Based on conventional model of flood control benefit,several kinds of uncertainties,including hydrological,hydraulic,structural,managemental and operational uncertainty,are synthetically analyzed.

在传统防洪效益计算的数学模型基础上，综合分析了水文、水流、工程施工和运行管理等多种不确定性，建立了长江中游防洪系统防洪效益的风险分析模型。

Discussing their realationship and the function to the progress in culture. Proved by the situation of kettles in the prehistorical archaeological culture from middle of Changjiang area.

在此基础探讨土著文化的特征，以及这种特征对文化发展的作用，并以长江中游史前陶釜的情况来对比论证这种作用。

And then ,I would like to show the kettles of the prehistorical archaeological culture in the middle of Changjiang area to prove that why the native culture in South East Asia can hardly get involve into the civilization of mainland.

再进一步对比长江中游的陶器文化来解释东亚南部的土著文化为什么没有整合进中原的文明。

The total quare of the school are 4042 unit of area.

长江大学位于长江中游的荆州古城，校园总面积4042亩。

This passage inquiries into the present condition of the power grid, predicts the burden development of Xinjiang, analies the schemes about the develoment and susceptance of electric energy, then we can conclude that the transmission of middle kaidou river mainly with 500 kV through the comparison of the project.

本文主要通过探讨新疆电网的现状、预测新疆的负荷发展、分析新疆电源发展及电能消纳方案，通过分析比较输电方案得出新疆开都河中游河段输电系统规划以500kV输电为主。

Based on the scope of aboveground biomass of two main types of steppe vegetation undegraded and degraded, we assessed steppe vegetation degradation rank with the unit of pixel, and compiled steppe degradation distribution map of the middle reach of Xilin River Basin.

以内蒙古锡林河流域中游为研究区，应用Landsat TM资料，结合地面生物量定位测定，建立草原地上生物量估产模型，应用Visual C++编程，估算了2000年7月中下旬锡林河流域中部草原地上生物量。

First, this year the Xiaonanhai Dam did not feature on the list of discussion points at the Ministry of Environmental Protection's jury meeting, and related ministries still give recognition to this dam; Second, the real situation of exploitation of the middle reaches of the Jinsha river is muddled and complicated, the process of each project is untransparent, the Hina group, proprietor of the Jin An bridge has almost never received bad press, and the proprietor of the Liyuan power station has not been reported til this day.

另有两个细节，一是小南海工程今年并没有进入环保部评委会会议讨论名单，说明有关部门对此工程仍有一定认识；二是金沙江中游开发实际情况混乱而复杂，各工程过程极不透明，金安桥工程业主汉能集团在国内各媒体几乎没听到过任何负面新闻，梨园电站业主至今仍无人报道。

The theory and basic assumption of distributed hydrological for water resources assessment under various environment is introduced to solve the problems of restoration distortion and restoration invalidation in traditional method. A method, namely UCMV (upreach for calibration and mid-reach for validation), based on parameter calibration by up-stream runoff station and verification by validation midstream station is developed.

为解决变化环境条件下水资源评价中的&还原失真&和&还原失效&问题，本文提出基于物理参数的分布式水文模型用于变化环境下水资源评价方法的原理和假定，以及基于此原理利用上游测站流量进行模型参数率定和中游测站进行验证（简称UCMV， Up-reach for Calibration and Mid-reach for Validation）的水资源评价新方法。

The main research fields include:（1）Global and regional crustal movement;（2）Interior structure of the Earth and the interactions among geo-spheres;（3）Mass distribution and wavement of the Earth's system;（4）Application of geodesy in space technology and the construction of national projects;（5）Monitoring and evaluating the environment and natural hazards and evolution and restoration of the wetland ecosystem in the middle reaches of Yangtze River by using '3S' techniques.

研究所主要从事大地测量学、地球物理学与环境科学相关重要科学问题研究，包括地球局部和整体运动、地球内部结构及圈层相互作用、地球系统的质量分布和迁移、大地测量在空间技术和国家大型工程建设中的应用、长江中游地区环境与灾害监测评估和湿地演化与修复等方面。

Maybe,this is because San Xia in his eyes interveins between dream and reality,with half float on the reality and half lurk under the deep water.

颜长江的&三峡&似乎让人感觉到一种介乎于纪录与&私影像&之间的影像状态，也许是因为，对于他来说，三峡就是这样：一半浮在现实中，一半沉在深水里，在魔幻与现实中游走与交错。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。