苏晓明，张庆灵，广义周期时变系统，科学出版社，2006。

Xiaoming SU, Qingling Zhang, Periodic Time Varying Descriptor Systems, Science Press, 2006.

youdao

我看张晓的作品《海岸线》时，我看到他的天分在海岸上闪闪发光，如同照片中无处不在的“灵氛”一样。

When I look at Zhang Xiao's work "Coastline", I see his talent sparks on the coast, just as the "spiritual atmosphere" we see in every picture.

youdao