The number three ringed mountain centering on Tangxia town, with east-west length about 23 kilometers, and the south-north about 16 kilometers; the structure is not very intact, appears a fragmentized ellipse.
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美
- 第三号环形山以塘夏为中心,东西径约23公里,南北径约16公里;环形山构造不完整,呈破碎状椭圆形。