Tác giả: Liu Wenbin

Phthalonitrile Resins and Composites: Properties and Applications summarizes the latest research on these polymers, providing information that enables materials scientists and engineers to deploy …

On an autumn afternoon many years ago, I went to an old house alone. In the courtyard of this old house, there are a number of tall maples whose red leaves are dancing in the wind. The whole …

Yanzi Chunqiu is a collection of biographical materials of Yan Ying, a famous prime minister (in feudal China) of Qi State in the Spring and Autumn period. Research History systematically and …