遇见数据集

Qualitative data for calcareous nannofossils and marine and nonmarine diatoms...

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B2FIND2026-03-19 收录
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Preservation: E = excellent, G = good, M = moderate, MP = moderate to poor, P = poor. Abundance: A = abundant, C = common, F = few, R = rare, VR = very rare, X = present. NA =...

保存状态评级:E=极佳(Excellent),G=良好(Good),M=中等(Moderate),MP=中等至较差(Moderate to Poor),P=较差(Poor)。丰度评级:A=丰富(Abundant),C=常见(Common),F=稀少(Few),R=罕见(Rare),VR=极罕见(Very Rare),X=存在(Present)。NA = …

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