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单词
orthobituminous coal
释义
orthobituminous coal
[¦ȯr·thō·bǝ`tü·mǝn·ǝs `kōl]
GEOLOGY
Bituminous coal that contains 87-89% carbon, analyzed on a dry, ash-free basis.
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Schmidt optics
Schmidt projection
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Schmidt system
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Schoenherr-Hessberger process
schoepite
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Schotten-Baumann reaction
Schottky anomaly
Schottky barrier
Schottky barrier diode
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