查询词典 gis

In a word, this paper main work is as following:(1) Through analyzing the fundamental principle of decision support system, the universal structure scheme of IDSS for DNP based upon GIS is put forward. The system mainly includes sub-systems of history information analysis, load forecasting integrated analysis, substation planning, distribution network structure planning integrated analysis and so on.

概括起来，本文的工作主要包括以下几部分：(1)通过对决策支持系统的基本原理分析，提出了基于GIS的配电网规划智能决策支持系统的总体结构方案，主要包括历史信息分析子系统、负荷预测综合分析子系统、变电站规划子系统和配电网网架规划综合分析子系统等。

As the high-speed development of computer technology and wide application of the Geographical Information System,it is essential to develop a drainpipe management information system based on GIS, which can meet the needs of city planning, projecting and managing departments.

随着计算机技术的飞速发展和地理信息系统技术的广泛应用，利用GIS技术建立的排水管网管理信息系统，能够满足城市规划部门、设计部门和管理部门的需要。

GIS second development is the entire function, graphic and a...

GIS的二次开发，功能很全，图形和属性的查询，查找，专题图的制作。

This paper presents a study on a generic approach for modeling error of curve features in GIS.

本文对GIS中一般曲线的误差进行了研究。

The RS and GIS information of eachpixcl can be extracted after the remote sensing image having been calibrated is superimposed onthe models of DEM of estimation region.

将校正后的遥感图像叠合到估测区域的DEM模型上，有效提取每一像元对应的遥感和GIS信息。

It is exigent request to establish geographical office information system,and is also a hotspot of GIS application research.

建立能业务化工作的图文办公信息系统是当前国土规划管理部门的迫切要求，也是GIS应用研究的一个热点。

Expansivity, contraction, rebirth and vanishment events for management of land use data. And it further designed an object-superposition data updating model based on the land use feature of point, line and polygon,which would take the advantage of the GIS overlay function to effectly implement of updating spatial and attribute data .

从面向对象的方法入手，定义了引起土地利用变化的扩展、收缩、新生与消亡四种地理事件，并分别按点状地物、线状地物和面状图斑的土地利用实体特征设计了对象叠加更新模型，从而能利用GIS强大的空间分析能力，来有效地实现空间数据和属性数据的一致性更新。

To make the application of the system, an Object-oriented Programming Environment and the GIS component as exploiture environment.

为了使系统方便实用，本文采用了面向对象开发语言和GIS组件技术相结合的开发环境。

At present, the existing GIS system that faces the extempore inquire can't meet the demand of the enterprises running.

目前，正在应用的面向即席查询应用的 GIS 系统不能满足企业运营要求。

Finally, Practice has proved that the technical approach supported with GIS and the evaluation of the county's ecological security pattern based on nature-ecology restriction are feasible. At last some policies and suggestions about how to construct the regional ecological security pattern are put forward.

实践表明GIS技术支撑下的、基于自然－生态约束评价的县域生态安全格局构建的技术方法是可行的；并针对该县的实际情况提出县域生态安全格局建设的相关建议。

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。