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InSAR (Interferometric Syntheic Aperture Radar) is a new microwave remote sensing technique with great developing potential. It can be applied to form DEM, mapping and monitoring minor terrestrial deformation in large area.

InSAR是极具发展潜力的微波遥感新技术,可应用于数字高程模型的产生、制图和大范围微小地表形变的测量。

As a painter of landscapes he has the hunter's intimate knowledge of his own hunting-ground, the topographer's accuracy, and the impressionist's sensitivity.

作为一个场景描绘者,他拥有猎人对狩猎区的熟稔,一流制图师的精准和印象派的敏感。

The Tropic of Capricorn lies at 23.5° South of the equator and runs through Australia, Chile, southern Brazil (Brazil is the only country that passes through both the equator and a tropic), and northern South Africa.

英国的制图学家使用经过伦敦格林维治天文台的子午线作为起点,过去其他国家或人也使用过其他的子午线做起点,比如罗马、哥本哈根、耶路撒冷、圣彼德堡、比萨、巴黎和费城等。

So it is realistically and economcially to transform cartographic data to GIS spatial database.

笔者对这方面的研究现状和动态进行了调查,认为制图数据向GIS数据的转换主要分为两类:一类是数据格式的转换,一类是数据语义的转换。

In this paper, the authors consider point-feature cartographic label placement from a combinatorial optimization point of view.

地图注记是为待定位注记求取注记位置的过程,它是自动地图制图中的一个重要的难题,其中点状注记问题可以看作是一个组合优化问题。

By making a Contribution of copyrightable material, including without limitationdrawings, compilations of data, software, or text, the Participant shall grant to any party aworldwide, non-exclusive, royalty-free license to copy, publish, distribute and make

为达成共享版权资料,包括任何制图、编辑资料、软体或文字,关系人必须同意授给任何一方全世界的、非专利的、免版权的授权,以便复制、发行、散布。

This paper analyzes and compares the computer graphical methods representing geological symbol s ( especially lithotype notations ) with each other, and presents a new comprehensive method-graphical element composition method and its classified code scheme for the computer graphical definition of geological symbol s based on analyzin.

地质符号一般均有其特定的图形特征和表示意义,用以表达地质制图中所涉及的具体或抽象的地质对象。

Having studied the relation of oil well paraffine precipitation and the rod load, the paper finds one new method to predict the oil paraffine precipitation ---statistics comparison of the indicator diagram, and calculates the paraffin removal cycle as well as the paraffin removal time And predicts the oil well paraffin precipitation; Combined with the test data of oil field and the basic production parameter of the oil well system, the paper has carried on close analysis of the efficiency of the single well system, and obtained each target reflecting the system operation; the efficiency of the oil pumping mechanical well system has been improved and the submersion pressure mathematical model has been completed, and the author draws up the dynamic control chart of sub-area system efficiency, thus raises the management level in the oil well system efficiency.

通过研究油井结蜡速度与抽油机悬点载荷的关系,将油井结蜡与示功图结合到一起,找到一种对油井结蜡预测的新方法——示功图统计对比法,计算出清蜡周期与清蜡时间,预防了油井蜡卡;以现场示功图为依据,结合生产参数对抽油机井系统效率进行实测分析,完善系统效率与沉没压力的数学模型并绘制油井系统效率动态控制图,对系统效率进行了检测评价与优化。

In this study, with a total of 798 SOC density data and the 1:500 000 soil maps, the SOC storage in YunnanGuizhouGuangxi Region of China (including Yunnan province, Guizhou province and Guangxi Zhuang Autonomous Region) was estimated using the soil type method with the linkage of arithmetic mean method, median method, and areaweighted mean method (based on the area recorded in the Soil Series) based on different map units and the results were compared with that of the linkage of PKB method (Pedological Professional Knowledge Based Method).

利用中国滇黔桂地区(云南省、贵州省和广西壮族自治区)798个土壤剖面及1∶[KG-*2]50万土壤图在不同的制图单元水平上,分别采用算术平均值法、中值法和面积加权平均值法(以土种志中的面积为权重)估算了该地区1 m深度SOC储量,并与基于土壤学专业知识连接方法(Pedological Knowledge Based Method, PKB)的估算结果进行了比较。

In this study, with a total of 798 SOC density data and the 1:500 000 soil maps, the SOC storage in Yunnan-Guizhou-Guangxi Region of China (including Yunnan province, Guizhou province and Guangxi Zhuang Autonomous Region) was estimated using the soil type method with the soil type method with the linkage of arithmetic mean method, median method, and area-weighted mean method (based on the area recorded in the Soil Series) based on different map units and the results were compared with that of the linkage of PKB method (Pedological Professional Knowledge Based Method).

利用中国滇黔桂地区(云南省、贵州省和广西壮族自治区)798个土壤剖面及1:50万土壤图在不同的制图单元水平上,分别采用算术平均值法、中值法和面积加权平均值法(以土种志中的面积为权重)估算了该地区1 m深度SOC储量,并与基于土壤学专业知识连接方法(Pedological Knowledge Based Method,PKB)的估算结果进行了比较。

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