例1 u 0 t ,0 1 t t i d t t 0,1 u 解: t C i d 2 t t 1,2 0 0 t , 0 t 2, 1
求:u(t),w(t),p(t)及其波形?
t 2 t 0, 1 1 w t Cu 2 2 2 1 t 2 2 t 1, 2 2 0 t 2,
p t ui
0 t ,0 t t 0,1 t 2 t 1,2 0 t 2,
例1 u 0 t ,0 1 t t i d t t 0,1 u 解: t C i d 2 t t 1,2 0 0 t , 0 t 2, 1
求:u(t),w(t),p(t)及其波形?
t 2 t 0, 1 1 w t Cu 2 2 2 1 t 2 2 t 1, 2 2 0 t 2,
p t ui
0 t ,0 t t 0,1 t 2 t 1,2 0 t 2,
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