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含钒石煤
释义
含钒石煤
Encyclopedia
工学
钒冶金
释
vanadium-bearing stone coal
含钒石煤
一类含钒0.5%~1.2%的硅质岩、碳酸岩、泥页岩的总称,是在还原环境下由浅海相沉积物经高温和压力形成的高碳硅质钒矿物,俗称含钒石煤。
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gongyuan (examination hall)
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gonidia
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gonimoblast
goniometer
goniometric
goniometric equation
goniometric function
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