Preface of the Sedimentology of China (Second Edition)

1.Memories Sedimentology of China(Second Edition)will be published by the Petroleum Industry Press in August,2013.Sedimentology of China(First Edition)was published by the Petroleum Industry Press in October,1994.From 1994 to 2013,nineteen years have passed.During the nineteen years,many changes occurred.Among the seventy-five authors who made contributions to the first edition of this book,fourteen of them passed away.They were Fang Yesen,Jia Yuru,Liu Changling,Wang Defa,Wang Yinghua,Wu Chongyun,Yang Peiji,Yang Shipu,Ye Lianjun,Yuan Jianqi,Zeng Dingqian,Zhang Guodong,Zhao Zhen and Zhao Chenglin.Among them,Professor Wang Yinghua and Professor Wang Defa were the associate editors-