Nannofossil abundance of Hole 40-363@en
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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)
相对丰度分级标准:D代表优势(dominant),A代表丰富(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);括号内补充说明:若采用数值形式标注丰度,则丰度值以百分比计。
创建时间:
2026-04-20



