暖期海洋沉积层样品因含钙微生物在酸性海洋中溶解而呈灰色。
Warm periods were marked by gray layers in the ocean sediments caused by the calcium-containing microorganisms dissolving into acidic oceans.
暖期海洋沉积层样品因含钙微生物在酸性海洋中溶解而呈灰色。
Warm periods were marked by gray layers in the ocean sediments caused by the calcium-containing microorganisms dissolving into acidic oceans.
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