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Terms for subject Earth sciences containing Mega | all forms | exact matches only
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kilo-mega千兆10⁹
kilo-mega-cycle千兆周
mega-gauss oersted兆高斯奥斯特
mega-roentgen equivalent-man生物兆伦〔琴〕当量
mega-roentgen-equivalent-physical物理兆伦〔琴〕当量