最长的洞穴

编者:物理学者 来源:最有料 时间:2014-12-15 18:20 最签:最长 浏览:

世界上有许多地下洞穴,它们绝大部分都分布在石灰岩地区,其中长度在20千米以上的就有7个,最长的是美国肯塔基州的猛犸洞。 猛犸洞由255条地下通道组成,总长度超过240千米。它们

  世界上有许多地下洞穴,它们绝大部分都分布在石灰岩地区,其中长度在20千米以上的就有7个,最长的是美国肯塔基州的猛犸洞。 猛犸洞由255条地下通道组成,总长度超过240千米。它们共分5层,上下左右均可连通,形成一个曲折幽深,扑朔迷离的地下迷宫。在猛犸洞中有77座地下大厅,其中最高的一座被称为“酋长殿”。它略呈椭圆形,长163米,宽87米,高38米,厅内可容纳数千人。 有一座“星辰大厅”很富有诗意,它的顶棚是由含锰的黑色氧化物形成,上面点缀着许多雪白的石膏结晶,从下面看上去,仿佛是星光闪烁的天穹。There are many underground caves in the world, most of which are distributed in limestone area, of which the length of the 20 km above have 7, the longest isAmerican Kentucky, mammoth cave. Mammoth Cave consists of 255underground composition, a total length of more than 240 kilometers. It is divided into 5 layers, the upper and lower left are connected, forming a deep twists and turns, the underground maze of confusing. There are 77 underground hall inMammoth Cave, the tallest of them is called "the Emirates palace". It is slightly oval in shape, 163 meters long, 87 meters wide, 38 meters high, the hall can accommodate thousands of people. There is a "star hall" very poetic, its roof isformed by the black oxide containing manganese, studded with many whitegypsum, from below looks, as if the starry sky.

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