The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
"A wall painting is a conversation between the space and the viewer."
管理是一门艺术,需要不断地学习和实践。
领导力就是激励人们去做他们从未想过自己能做的事。