清华大学硕士论文博士论文格式及范文(4)

清华大学硕士论文博士论文格式及范文

Experimental and Theoretical Investigations of Hydrolytic Stability of Aromatic Heterocyclic Polymers in High Temperature

Dissertation Submitted to Tsinghua University

in partial fulfillment of the requirement

for the degree of Doctor of Natural Science

by

Dong-ming YI ( Physical Chemistry )

Dissertation Supervisor : Professor Yong-chang TANG Associate Supervisor : Professor Da-long WU

April, 2001