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《国际地质对比计划》第166项(IGCP№·166)《含煤岩系对比计划》由苏联P·P·季莫非耶夫负责,已组成了国际工作组,目前已有苏联、英国、西德、法国、美国、加拿大、捷克、波兰、匈牙利、南斯拉夫、罗马尼亚、保加利亚、澳大利亚、新西兰、泰国、日本、南朝鲜、荷兰、比利时、哥伦比亚等国家参加.他们先后于1978月11月(莫斯科)1979年5月(美国)、1980年6月(伦敦)、1981年6月和1983年9月(马德里)召开了五次国际工作组会议,制定了研究方案,确定了七个研究课题和研究计划:1.含煤岩系地层对比
International Geological Correction Program, Item 166 (IGCP No. 166) “The Coal-bearing Series Correlation Plan” was undertaken by the Soviet P P. Pimmoyev and has formed an international working group. Currently, there are the Soviet Union, the United Kingdom, the West Germany, France, the United States, Canada, the Czech Republic, Poland, Hungary, Yugoslavia, Romania, Bulgaria, Australia, New Zealand, Thailand, Japan, South Korea, the Netherlands, Belgium and Colombia in November 1978 (Moscow) Five international working group meetings were held in May 1979 (in the United States), June 1980 (London), June 1981 and September 1983 (Madrid), and a research program was developed that identified seven research topics and studies Plans: 1. Comparison of strata of coal-bearing rocks