中志留统底界界线层型剖面野外现场研讨会于2010年5月24日至27日在陕西省紫阳县召开,研讨会由中国地质调查局科技外事部和全国地层委员会共同举办,西安地质调查中心承办。会议目的是推动该剖面深化研究,争取能早日达到国际界线层型剖面的要求。中国地质调查局科技外事部刘凤山 The field seminar on the boundary of the stratum-stratiform section in the middle of the Silurian System was held in Ziyang County, Shaanxi Province from May 24 to May 27, 2010. The seminar was jointly organized by the Ministry of Science and Technology Foreign Affairs of China Geological Survey and the National Stratigraphy Commission. Investigation Center contractors. The purpose of the conference is to promote further study of the section and to strive to meet the requirements of the international boundary layer profile as soon as possible. China Geological Survey Bureau of Science and Technology Liu Fengshan