These and many other commercial free data sources use the spherical Mercator data projection (identified by European Petroleum Survey Group [EPSG] code 900913).
这二者以及很多其他的商业的免费数据源都会使用球形的Mercator数据投影（由EuropeanPetroleumSurveyGroup [EPSG]code 900913 标识）。
Map projection transformation of vector data is becoming mature presently, but research and application of raster data projection transformation in GIS needs further efforts.
当前GIS中矢量数据的投影变换已日趋成熟，而栅格数据的投影变换的研究与应用还需要进一步的深入。
Often, the service data is a selection and projection (or view) of domain data.
通常，服务数据是域数据的一个选集和投影(或者视图)。
In the case of a table, you must do a projection operation to cull the data.
如果是在一个表中，那么您必须执行一次投影操作来过滤数据。
Often, the service data is a selection and projection (or view) of domain data.
通常来说，服务数据是域数据的选择和投影（或者视图）。
This projection provides data measured in meters across the globe, basing the shape of the earth on a sphere model.
这个投影基于地球的形状是球体模型的前提提供了以米测量的地球数据。
Unlike the ellipsoid model, using the correct projection is essential, and using data with mismatched projections often results in comedic errors, such as the layout error seen in Figure 3.
与椭圆体模型不同的是，使用正确的投影非常必要，使用不匹配的投影会造成让人笑话的错误，如图3中的布局错误。
Another lighting problem, brought about since the introduction of data projectors into classrooms, is glare reflecting off the projection screen into pupils' eyes.
还有一个因使用数码投影仪带来的光照问题，即学生常常受到从投影屏反射的强光照射。
If you can't redesign your legacy table, you can use projection provided in HQL or Criteria to retrieve data.
如果不能重新设计遗留表，可以使用HQL或Criteria提供的投影功能来获取数据。
Sometimes, you will be able to request data in the Spherical Mercator projection, and the data provider will project it for you — but don't rely on this.
有时，您可以请求Spherical Mercator 投影内的数据，并且数据提供者会为您进行投影 —但不要依赖于此。
The ResourceProperties document defines a particular view or projection of the state data that the WS-Resource implements. The OperatingSystem WS-Resource has the following ResourceProperties
ResourceProperties文档定义了状态数据的特殊视图或投影（projection），这些状态数据是由 Web 服务资源实现的。
OpenLayers does not have the ability to re-project data itself, so all data included in a map must also be provided in Spherical Mercator projection.
OpenLayers本身并不具备重新投影数据的能力，所以包含在地图内的所有数据必须在Spherical Mercator投影内提供。
The service data is essentially a view (a selection and projection) on the domain data to meet the needs of the specific services.
服务数据是满足特定服务需求域数据上的视图(一个选择和项目)。
Which projection is best depends entirely on which area your data covers (the "extent").
如何进行投影才最合适？这完全取决于数据覆盖的地区(“区域”)。
The Group To List projection can only apply to a group node (see the definition in the data model section) and it turns the group into a list of size one.
GroupToList映射仅可应用于一个组节点（参见数据模型部分的定义），它将组转化为一个单一尺寸列表。
Note: If you are unfamiliar with GIS terms such as projection and shapefile, please see Resources for a link to the developerWorks article "Using geospatial data in applications on Linux using GDAL."
注意：如果您尚不熟悉GIS术语，比如projection和shapefile，请参阅参考资料 部分，内有题为 “Usinggeospatialdatainapplicationson Linux using GDAL”的developerWorks文章的相关链接。
Our latest projection for 2011, which was made several months ago was 9.6 percent. For now, we are not changing our projection as the Q4 data was also broadly along our earlier expectation.
几个月前，我们的2011年最新预测是9.6%，至今没有改变预测，因为四季度的数据也大致符合我们的早期预测。
In order to build the inventory projection mashup, the production manager first creates a feed from data stored in the product table.
为了构建库存反映mashup，生产经理首先根据存储在产品表中的数据创建一个提要。
But the most alarming projection, backed by more and more scientific data, has to do with the impact of the DAMS on fish stocks.
但最应当引起警醒的预测——正被越来越多的科学数据所支持的是，该如何应对水坝对鱼类资源造成的影响。
Projection data is obtained from an integration of the reflectivity coefficients of the objects along the circular arc of the wavefront with a radar beamwidth.
反射数据实际上是反射特征系数沿着具有一定雷达波束宽度的波阵面圆弧的积分。
In the complicated data disposal course, projection deformation of lengths is ineluctability to take place.
在这个复杂的数据处理过程中，不可避免地会产生边长投影变形。
Using data from the latest population projection and the corresponding provincial data, this paper analyzes the trend of urban labor supply and demand.
文章运用最新的人口预测结果以及分省的相关数据，分析并预测了城镇劳动供求的趋势。
Geography information system (GIS) is a system which includes the management of interspace data, and it has the abilities of memory, settlement, projection transition and displaying graphs.
林火地理信息系统（GIS）是一种包含空间资料库管理的地理信息系统，它具有储存，处理，投影转换和取回与显示图形资料的能力；
An analytical method allowing exact reconstruction from cone-beam projection data which are detected from a single circular orbit is discussed.
本文介绍了一种可以对来自于单一圆轨道的锥束投影数据进行精确重建的分析方法。
A simulated temperature field experiment proved that the projection data extraction method based on the phase unwrapping succeeded in facilitating computation of tomography.
模拟温度场实验证明基于相位展开的投影数据提取方法能够更好地完成层析计算。
Test the fabric by the traditional fabric measurement method based on downward projection and got the experiment data.
采用传统的基于俯视投影的织物悬垂性测试方法对织物进行测试，得出实验数据。
Image reconstruction algorithm research and increasing the number of projection data are two important aspects to improve the image reconstruction quality, which is just the key to this paper.
图像重建算法研究和增加投影数据是改善图像重建质量的两个重要方面，也正是本文的研究重点。
It is inevitable for length projection deformation processing in mine GPS control data transacting.
在矿区GPS控制网数据后处理过程中，对长度投影变形的处理不可回避。
It is an effective way for improving quality of reconstructed images that projection data are optimized in the field of Computerized Tomography (ct).
在计算机层析技术(CT)中，优化投影数据是改善重建图象质量的有效途径。
It is an effective way for improving quality of reconstructed images that projection data are optimized in the field of Computerized Tomography (ct).
在计算机层析技术(CT)中，优化投影数据是改善重建图象质量的有效途径。
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