14楼: Originally posted by 黑色粉笔 at 2016-06-18 20:01:28
做固体力学的小同行啊，祝福好运

20楼: Originally posted by materix at 2016-06-20 16:25:46
In the past, however, theory of defects was based on the hypothesis that the whole space or the half-space was homogeneous.
>> However, existing (or previous) theories of defects assumed the h ...