求翻译：在约1700 km2范围内，发现有160余个火山口和火山锥，它们均形成于第四纪，由玄武岩质熔岩和火山渣等物质组成，构成了广泛的熔岩台地和碎屑流，形成了一系列典型的玛珥和玛珥湖，可以与德国的Eifel地区玛珥湖媲美。是什么意思？

Within the range of about 1700 km2, more than 160 crater and volcanic cone, they were formed in the Quaternary by basaltic lava and scoria material, forming a wide range of lava terraces and debris flows, the formation of a typical Maar Maar lake, comparable with Germany eifel area Maar Lake.

In approximately 1700 km2 and found that within one crater and more than 160 volcanic cones, which are formed in the 4th century, the basalt lava and volcanic slag quality material such as composition, form an extensive lava plateaus and debris flows, and forming a series of typical attractive sight

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In about 1700 km2 within the discovery of more than 160 over the crater and volcanic cones, they are formed in the Quaternary, material composition by mass of Basalt lava and cinders, constitute a broad lava plateau and debris flow, forming a series of typical Maar Maar Lake, with Germany the Eifel

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