“hellandite”的概念、定义、翻译、参考文献-科学参考

单词	hellandite
释义	hellandite [`hel·ǝn´dīt] ^MINERALOGY Mineral composed of silicate of metals in the cerium group with aluminum, iron, manganese, and calcium.
随便看	headlight headline head loss headman head margin head mast head meter head motion head-mounted display head organ head-per-track headphone head process head pulley head-pulley-drive conveyor headroom headrope heads head scanning head section headset head shaft head sheave head shield headsill

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