...者曾用这震旦纪个名字指不同阶段,但是2004年5月13日,国际地质科学联合会(International Union of Geological Sciences,IUGS)宣定日期,这是这个组织在120年第一次加时期定义。 震旦纪为地质年代名称,元古宙晚期的一个纪。
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?国际地质科学联盟(International Union Of Geological Sciences)
The International Union of Geological Sciences (IUGS), one of the largest scientific organizations in the world, encourages international co-operation and participation in t...
The International Programme on Landsides (IPL) was jointly established by UNESCO, WMO, FAO, UNISDR, UNU, ICSU, WFEO and IUGS as well as ICL through the 2006 Tokyo Action Plan.