The author of this paper introduces an object-oriented approach, analyses the data mark way and attributes, and spatial graphics temporal data organizing.
论文采用了面向对象的方法，探讨了数据标识方法和属性、空间图形时态数据组织。
The element associations and their spatial temporal distribution are discussed based on synthetic analyses of multiple geological and geochemical information.
本文以多种地质、地球化学信息为基础，讨论该矿元素组合及其时空分布。
In order to evaluate the effect of different tillage types on soil moisture, the paper analyses the temporal and spatial variations of soil moisture under plough tillage and no-tillage.
为了揭示农牧交错地区不同农田耕作方式对其水分环境的影响过程及规律，选择翻耕地和免耕地两种土地耕作类型，分析不同耕作方式下土壤水分的时空变化情况。
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