查询词典 gis

The spatial pattern of watercourses and its water pollution in Shanghai City were analyzed supported with the Geographic Information System, the relationship between the area of polluted watercourses and its landscape metrics was further analyzed.

在GIS支持下，对上海市的河道及其水质污染的空间格局进行分析，并进一步分析了水质污染面积与景观格局指数之间的关系。

We first replace each generators with a finite number of points that approximate the original generators, then the Voronoi diagrams for these points are constr...

在该算法的具体实现过程中，充分利用了现有GIS软件可以生成点发生元Voronoi图的特性和处理空间数据的能力。

In face of a blizzard, two GIs, taking along with them a wounded buddy, lost their way in the forests of Germany's southwest Ardennes borderland.

一个与信任有关的故事发生在二战期间的欧洲战场上。

But Peiper was not present at Malmédy while the GIs from Battery B were rounded up, about 150 of them.

但是，当B炮连大约150名美军士兵在马尔梅蒂被兜捕追杀时，佩普中校并不在场。

And then the spatial predicates,possibly used in SDMKD from GIS,are analyzed and listed.Subsequently,the formal expression of spatial assoc...

从G IS数据库中挖掘空间关联规则的主要问题是多层、多关系的规则挖掘问题，不同专题图层不同空间对象之间空间谓词的高效计算与存储表达是解决问题的关键；把空间关系非空间化，将连续数据离散化，从而把求解问题转换成布尔型关联规则问题进行讨论，基于此而探讨了一种通过SJI-P表组织空间谓词，然后根据目标对象的概念层级自顶向下、逐层细化的空间关联规则挖掘方法。

The main PD detection methods were introduced in the paper,UHF method and acoustic method.

介绍了运行中GIS 局部放电检测所常用的两种方法：超高频发和超声波法。

The Heifetz War Years By John and John Anthony Maltese In a US Army hospital in Italy, a violinist dressed in military uniform entered a ward to play for GIs wounded in the ongoing battles of World War II.

战争年代的海菲兹在意大利的一家美国军方医院里，一位身着军队制服的小提琴家前来病房为二战中受伤的士兵演奏。

Based on the topographic maps drawn before and after the deep-water channel project of north pdzcassage and supported by the GIS software and correlative Stat.

采用长江口深水航道治理一、二期工程实施前后的地形资料，在G IS软件及相关的统计分析软件的支持下，分析治理工程对九段沙和横沙东滩冲淤演变的影响。

In this paper, the control factors of anaerobic digestion are discussed based on the summarization of present research literatures. The mechanism of the effect of pH and Eh on anaerobic digestion is analyzed with microbiology and biochemistry theory. The equation describing the effect of pH variation on Gibbs free energy variationΔGis derived using Nernst equation, and the specific control conditions in engineering are summed up according to the present research achievements.

在总结已有文献的基础上，讨论厌氧消化过程的控制因素，并利用微生物学和生物化学理论分析了pH值和Eh对厌氧消化过程影响的机理；利用Nernst方程推导出了描述pH值变化对吉布斯自由能变化ΔG的影响的方程式；并结合已有的研究成果，总结了实际工程中的具体控制条件。

In his 1997 book For Cause and Comrades: Why Men Fought the Civil War, America's leading Civil War scholar James M. McPherson compares the motivation of Billy Yank and Johnny Reb to that of the GIs.

1997年出版《为事业，为战友：为何打内战》一书中，美国资深内战史学者詹姆斯·M·麦克菲尔森比较了内战南北军官兵与二战美军大兵。

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。