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编者注：本词条为中国台湾地区学术名词用语，仅供参考。
单词
Umbellosphaera
释义
Umbellosphaera
伞球石{钙质超微化石}
海洋科学名词
Umbellosphaera
伞球石〔钙质超微化石，Q〕
海洋地质学
随便看
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sound-proof telephone cabinet
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soundproof wall
sound proof wall
soundproof wall structure
sound propagation
sound propagation coefficient
sound propagation model
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更新时间：2024/12/23 5:21:22