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瓮安生物群
释义
瓮安生物群
Encyclopedia
理学
古生物学
释
Weng'an biota
瓮安生物群
发现于中国贵州瓮安一带,距今6.3亿~6.1亿年的多门类、种类丰富、类型多样的海洋生物群。以动物胚胎、多细胞藻类和大型带刺疑源类等化石为主,化石个体通常不足200微米。
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ultradifferentiable function
ultra diffuse galaxy
ultradistribution
ultradivisor
ultradyne
ultra-early weaning
ultra-elliptic
ultra-elliptic differential equation
ultra-elliptic equation
ultra-elliptic integral
ultrafactorial
ultrafast
ultrafast capillary electrophoresiss
ultrafast differential scanning calorimeter
ultrafast electron crystallography
ultrafast electron diffraction
ultra fast laser ablation
ultra-fast laser ablation
ultrafast laser ablation
ultrafast low energy electron diffraction
ultrafast neutron
ultrafast nonlinear optics
ultrafast optical spectroscopy
ultrafast optics
ultrafast pinch
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