The case, in the mechanical engineering department, came to light when Ansymana Koroma, a student from Sierra Leone, appealed against a decision not to award him a Ph.D.

• 机器工程系的案子得以公开，起自一个来自塞拉利昂的学生，Ansymana Koroma 先生，对校方不授予他博士学位决定的上诉申辩。