地形数据对于我们了解全球气候变化、土地构成、大气变化，开展区域水土流失研究非常重要。

Topographic data are critical to global changes in climate, land formations, atmospheric changes, and research in soil and water loss.

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在土地价格、企业需求和资金支撑三个因素所构成的利益链的作用下，可以刷新世界纪录的摩天大楼计划，就应运而生了。

The plan of rewriting world record then emerges as the time requires under the effect of interest chain constructed by lower land value, needs of enterprises and abundant capital support.

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在土地价格、企业需求和资金支撑三个因素所构成的利益链的作用下，可以刷新世界纪录的摩天大楼计划，就应运而生了。

Under the influence of the profit chains composed of land prices, business needs and financial support, plans for record-breaking skyscrapers come into being.

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