现状图是土地整理项目区工程实施前地形和地物的真实反映，也是项目区规划设计的基础图件资料。现状图的测绘质量直接决定着规划设计和工程实施的质量。

Present map is the true reflection of terrain and features before project implementation in land consolidation project area, and the basic map and material for the planning and design of project area.

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极化SAR对地物目标的形状、结构、纹理等物理特征具有高度敏感性，因此，在遥感测绘领域得到了广泛应用。

Polarimetric SAR is sensitive to target shape, structure, texture and other physical characteristics of target, thus it has been widely used in the field of remote sensing.

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