“oxide mineral”的概念、定义、翻译、参考文献-科学参考

单词	oxide mineral
释义	oxide mineral [`äk´sīd `min·rǝl] ^MINERALOGY A naturally occurring material in oxide form such as silicon dioxide, SiO₂, magnetite, Fe₃O₄, or lime, CaO.
随便看	directive directive feed directive gain directive therapy directivity directivity factor directivity index directivity pattern direct keying device direct labor direct labor standard direct-line drive directly heated cathode direct material direct memory access direct motion direct nuclear reaction direct numerical control director director circle direct organization director-sight system director-type computer director-type fire control directory

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