spatial process造句
例句与造句
- Advance of mechanisms of spatial processing for hippocampal place cells
海马位置细胞空间信息处理机制的研究进展 - Construction and application of spatial processing service in digital forestry grid
服务管理和使用机制的研究与实现 - A study on the spatial process for the evolution of urban agglomerations and optimal land use
城市群演化的空间过程及土地利用优化配置 - The analysis of spatial process and dynamic factors in the changing of urban spatial structure
城市空间结构演变的空间过程和动力因子分析 - Basically , geographic data turns into geographic information after spatial processing software formats , processes , and displays the data
一般情况下，在空间处理软件对地理数据进行格式化、处理和显示后，这些数据就转换为地理信息。 - It's difficult to find spatial process in a sentence. 用spatial process造句挺难的
- This thesis develops a process - based spatiotemporal data modeling method by discussing and analyzing backbone theory and characteristic of spatial process simulation and methods of integrating gis and process - based stdm
对空间过程模拟的理论基础、空间过程模拟模型的特点、现有gis数据模型的局限性、基于过程时空数据模型与gis结合的方法进行了分析和讨论。 - With the trend that cdma will be the dominant multi - access scheme in the new generation of wireless communication , how to apply spatial processing in cdma system has been becoming the emphasis of research in smart antenna . a proper method is space - time processing due to the space - time structure of wireless channel . beamforming can be combined with rake to form 2d rake receiver , which can effectively weaken the enhancement of mai in conventional rake receiver . however a more effective method is to use space - time filtering . these two scheme will be discussed and the structure and realization will be presented
码分多址技术逐渐成为新一代通信系统的主流多址技术,如何在码分多址系统中引入空域处理以改善系统性能是当前智能天线技术研究的重点之一.考虑到无线信道的时空二维结构特征,一种合理的实现方式是采用时空处理方法,将波束形成技术与时域分集技术相结合;另一种更有效的方法是在接收端采用时空二维联合处理,对无线信道进行时空二维均衡 - Chapter 1 gives an introduction of mimo signal model and the principles of ofdm techniques . the most recent studies and the key techniques are summarized with emphasis on spatial processing . the significance of transmitter signal design and the detection algorithms in mimo - ofdm systems are made clear
本文第一章分别介绍了mimo系统的数学模型和ofdm技术的基本原理,对目前mimo - ofdm系统的研究热点和关键技术等进行了总结,尤其对mimo - ofdm系统信号的空时处理作了重点介绍,说明了mimo - ofdm发射信号设计及其检测算法研究的重要意义。 - Through measuring slope forms on the spot , serried sampling , physical and chemical analyzing , and measuring soil erosion from natural and artificial rainfalls , the project researched in the approaches and behaviors of soil erosion affecting contents of soil carbon and nutrient , and the law of soil carbon and nutrient distributing in micro - topographty under influences of soil erosion . in the same time , supported by geographic information system , models of soil carbon and nutrient changing with soil erosion have been built , and spatial processes of soil erosion affecting soil carbon and nutrient have been simulated , and annual and long - term changing of soil carbon and nutrient under impact of soil erosion have been estimated and forecasted , and synchronously , a elementary assessment for different soil erosion management has b een performed by using the models built in the study
本研究以三峡库区秭归县水田坝乡王家桥小流域四个径流试验区二十个标准小区为研究对象，通过坡形实地测量、坡面密集采样的颗粒分析和养分含量分析以及人工模拟降雨实验，研究了土壤侵蚀对土壤碳和养分的影响途径和表现，侵蚀作用影响下土壤碳和养分在微地形空间的分布规律；同时，在地理信息系统的支持下，建立了侵蚀条件下的土壤碳和养分变化模型，模拟了侵蚀对土壤碳和养分影响的空间过程，预测了侵蚀影响下土壤碳和养分的年变化及多年变化，并通过研究建立的模型对不同侵蚀控制措施进行了初步的效益评价。