隐含条件与力学问题的求解

Concealed Conditions and the Solving of Questions in Mechanics

指出隐含条件是解决某些所谓力学难题的关键 ,并结合实例给出了寻找隐含条件的途径 .

It is pointed out that concealed condition is key of solving some so-called difficult questions of mechanics.Several ways of seeking these conditions,combined with examples,are given.