“Marmor”的概念、定义、翻译、参考文献-科学参考

单词	Marmor
释义	Marmor [`mär´mȯr] ^GEOLOGY A North American stage of Middle Ordovician geologic time, forming the lower subdivision of Chazyan, above Whiterock and below Ashby.
随便看	quartz claim quartz clock quartz crystal quartz-crystal filter quartz-crystal resonator quartz delay line quartz diorite quartz fiber quartz-fiber dosimeter quartz-fiber electroscope quartz-fiber manometer quartz-flooded limestone quartz graywacke quartz horizontal magnetometer quartz-iodine lamp quartzite quartzitic sandstone quartz lamp quartz lattice quartz mine quartz monzonite quartz oscillator quartzose quartzose arkose quartzose chert

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