探索地幔的窗口——上峪火山孙伟华（河南省鹤壁市师范学校俗话说：“上天无路，入地无门”。在现代科学技术高度发达的今天，上天已不是幻想，但入地却仍是无门。法国著名科幻小说家儒勒·凡尔纳所写的《地心游记》至今仍然只是幻想。人类今天对地球内部的直接研究基本上... Explore the window of the mantle - Shangyu volcano Sun Weihua (Hebi City Normal University, Henan Normal University, said: “There is no way to heaven, no entry into the ground.” Today, modern science and technology are highly developed, the sky is not an illusion, but still into the ground There is no door. The “travel of the earth” written by the famous French science fiction novelist Jules Verne is still only an illusion. Today’s direct research on the interior of the earth is basically...