Hoba相关论文
太阳的能量比一束激光大无数倍,却不能穿透一层纸;而一束激光可以穿透和摧毁一块钢板,两者的区别在于是否“聚焦”。如何将企业有......
The “Two Camels” of Koussa: A Massive Ferrous Meteorite in Mayo Binka (North-West Region in Cameroon
At Koussa in Mayo Binka, a hundred kilometers northeasterly from the town of Bamenda, the Capital of the North-West Regi......