The realm of geographical data sets and GIS applications may seem a bit difficult to understand in a world that talks about open source and global environmental phenomena.

在谈到有关开源和全球环境现象时，很难让人联想到地理数据集和GIS应用程序领域。

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This diagram shows how to understand and invoke the findAddress function of the Address Finder web services provided by ESRI, the world-leading vendor of Geographic Information Systems (GIS) software.

此关系图显示了如何理解和调用ESRI提供的Address Finder Web服务的findaddress函数，ESRI是一家全球领先的地理信息系统(GIS)软件供应商。

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The technique of GIS, RS and GPS increases people's ability of understanding and changing the world.

GPS从不同的方面，提高了人类认识世界和改造世界的能力。

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Ernie Pyle, who celebrated our GIs in World War II, said that your world can never be known to the rest of us.

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The business flourished as GIs came home from World War II.

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