送交者: boxer 于 2005-5-06, 15:07:13:
回答: 我说明一下 由 南海骑鲸客 于 2005-5-06, 14:48:17:
Seems to me you are quite young and could still have fresh memories of the elastic mechanics and materials mechanics. Could you please do some calculation and finish this topic?
I really don't want to find and read my mechanics books.