Based on the principles of landscape ecology, supported by 3s technology, the landscape pattern of land utilization in Qichun County is quantitatively analyzed in this paper.
依据景观生态学原理,采用3s技术,对蕲春县土地利用景观格局进行定量的分析研究。
By researching the rotation rate of the earth, the escape of hydrogen and the landscape of the earth in the geological period, the paper supports the Expansion Theory further.
本文通过对地史时期中地球自转速率、氢的外逸以及地表景观的研究,进一步支持了地球膨胀说。
In this paper, by means of American forest management department's Visual management system (VMS), the paper assesses the influence of Shigaoshan Reservoir on landscape quality.
文中针对石膏山水库工程,采用美国林务局风景管理系统(VMS)对景观质量影响进行了评价。
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