Nannofossil abundance of Hole 75-530B
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Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent)
相对丰度(Relative abundance)的分级标识规则为:D代表优势(dominant),A代表丰盛(abundant),C代表常见(common),F代表少量(few),R代表稀有(rare),T代表痕量(trace),P代表存在(present);其中括号内说明:若采用数值形式标注丰度,则该数值为以百分比表示的丰度值。



