There is much arithmetic in automated generating contour map based on the Digital Elevation models.

等高线图在实际工作中应用非常广泛,在数字地面模型的基础上自动生成等高线图有许多算法.

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Dominating methods in wheat gene cloning include homology - based cloning, map - based cloning, suppression subtractive hybridization , DDRT - PCR etc.

目前,小麦基因的克隆方法主要有同源克隆 、 图位克隆 、 差减杂交 、 差异显示等.

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