atomic bomb,photovoltaic

identify the reasons for and against dropping the atomic bomb
atomic bomb 1945
hiroshima广岛原子弹信息ppt hiroshima广岛原子弹信息 atomic bomb
p>原子弹(atomic bomb)是核武器之一,是利用核反应的光热辐射,冲击波
the atomic bomb in hiroshimappt