定解条件（单值性条件）
参考答案：
使微分方程获得适合某一特定问题解的附加条件，包括初始条件和边界条件。
The speaker is giving a rather _______ speech, as I can judge from the _______ look on the listeners.
A．inspiring; inspiring
B．inspired; inspired
C．inspiring; inspired
D．inspired; inspiring
木脚手架的立杆埋深应在500mm以上。
