Two mixed-matrix NiMo/Al2O3 catalysts containing nano- and micro-sized zeolite Y have been prepared to explore the size effect of zeolite Y particle on the hydr
Born in Changchun City, Jilin Province in 1936, Zheng Shuang has three siblings, a younger sister, an older sister and also a little brother. Her father Zheng Guangyuan is the grandchild of Zheng Xiao