topographic relief rolling abruptly
Abstract : An exploration area located at southwestern margin of Mu Us desert, Inner Mongolia has a landscape of fixed and semi-fixed dunes, a fraction of knap-shaped dunes and barchans drifting along with monsoon, topographic relief rolling abruptly.
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topographic relief rolling abruptly
地形起伏剧烈
以上为机器翻译结果，长、整句建议使用 人工翻译 。