土家族居住地区是国家划定的18个重点贫困片区之一，也称之为“武陵山贫困区”。
Tujia live in the country's 18 designated poverty-stricken section, one of the key, also known as "poverty Wuling Mountain area."
武陵源山是武陵山脉的一部分，它于1992年被联合国教科文组织列入了世界遗产名录。
Inscribed on the list of UNESCO World Heritage Sites in 1992, Wulingyuan forms part of the Wuling Range.
武陵山重力梯度带附近，中下地壳至上地幔岩石层有很高的电阻率，它和梯度带的形成有关。
The resistivity from the middle-lower crust to the upper mantle of lithosphere, near the gravity gradient zone in the Wuling mountain, is very high. It is related to the forming of the gradient zone.
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