Then used mathematic method to analyze the change of land use, and it was found that all the land use types changed to some degree, but the amount and degree of change was different obviously.

接着运用数学统计方法分析了三个时相土地利用变化的过程，发现各种土地利用类型都发生了一定程度的变化，但不同土地利用类型变化的总量和变化幅度却存在明显差异；

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This paper analyzes the change of cultivated land intensive use degree from 1990 to 2006 in China and its influencing factors using canonical correlation analysis.

本文运用典型相关分析方法，对全国1990 - 2006年的耕地利用集约度变化态势及其影响因素进行了分析。

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The land use change mainly occurred in cultivated land, built-up land, and grassland, and the dynamic degree was 13.6%, 8.0%, and 7.7%, respectively.

疏勒河中游主要土地利用变化发生在耕地、建设用地和牧草地，土地利用动态度分别为13.6%、8.0%和7.7%；

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