The second is that ArcExplorer requires all spatial columns to have a single spatial reference system assigned.
第二件事情是ArcExplorer要求所有空间列指定一个空间引用系统。
Preserving accuracy when using a 2-d map requires understanding spatial reference systems and using them appropriately.
使用2 - d地图时保持精确度需要理解空间引用系统并合理使用。
The second part of a spatial reference system is its projection, which defines how to lay out the Earth surface onto a 2-d surface.
空间引用系统的第二部分是投影，它定义了如何将地球表面放置在2 - d平面上。
Queries for other projections result in an error message asking the visitor to "request a supported SRS" (that is, a spatial reference system - essentially, the projection).
对于其他投影的查询会导致错误消息，要求访问者“请求一个受支持的SRS”(即一个空间参考系统—本质上，就是这个投影)。
Objective To study the change of spatial reference learning and memory function in aged rats.
目的观察老年大鼠学习记忆功能的改变并探讨其意义。
Does the size of the spatial reference mediate the relationship between ego - and allo-centric representations?
空间参照物的大小是否调节自我参照和客体参照间的关系？
This study focused on the influences of spatial reference frames and the choice of characters on mental rotation.
本研究主要探讨空间参照体系和角色选择对心理旋转的影响。
On the one hand, we conduct a detailed investigation of all linguistic means available in Kavalan recruited for spatial reference.
一方面，我们彻底分析噶玛兰语当中所有表现空间概念的语言手段。
Objective to explore the effects of forepaw sensorimotor deprivation in early life on hippocampus-dependent spatial reference learning and memory in rats.
目的研究生命早期前爪感觉和精细动作剥夺对大鼠海马依赖性空间参考学习记忆能力的影响。
As an important part of GIS platform, spatial reference system includes coordinate transformation and map projection, also named as map projection transformation system.
GIS中的空间参照系统是GIS平台中的重要组成部分，内容包括各种坐标系统的转换和地图投影，故也称为投影变换系统。
Results: The spatial reference memory and spatial working memory of the model group declined more significantly than those of the young and senile control groups , P<0.01).
结果：模型组与青年组、老年组相比，空间参考记忆和空间工作记忆均明显下降（P<0.01）。
In traditional methods geometrical quantity is measured by using spatial reference quantity, and the relationship between measured quantity and reference quantity is space-to-space.
传统几何量计量中一般以空间量作为基准量，被测量与基准量之间是空间对空间的关系。
AIM: To observe the influence of foot shock stress on the maintenance of spatial reference memory and the change of expression of neuronal nitric oxide synthase (nNOS) in the hippocampus of rats.
目的：观察足底电击应激对大鼠空间参考记忆维持及海马神经元性一氧化氮合酶表达变化的影响。
Such power has already been demonstrated by the standards and specifications on the Spatial Reference System (SRS).
这种能力已经通过空间引用系统(SRS)的标准和规范得到验证。
In the terminology of the Spatial Extender, this is the Spatial Reference system (SRS), a combination of an earth-based coordinate system and a set of numeric conversion parameters.
在Spatial extender术语中，这是Spatial ReferenceSystem (SRS)，它组合了基于地球的坐标系和一组数字转换参数。
In the terminology of the Spatial Extender, this is the Spatial Reference system (SRS), a combination of an earth-based coordinate system and a set of numeric conversion parameters.
在Spatial extender术语中，这是Spatial ReferenceSystem (SRS)，它组合了基于地球的坐标系和一组数字转换参数。
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