“iron formation”的概念、定义、翻译、参考文献-科学参考

单词	iron formation
释义	iron formation [`ī·ǝrn fȯr`mā·shǝn] ^GEOLOGY Sedimentary, low-grade iron ore bodies consisting mainly of chert or fine-grained quartz and ferric oxide segregated in bands or sheets irregularly mingled.
随便看	aurora aurora australis aurora borealis aurora gating auroral auroral absorption event auroral caps auroral electrojet auroral forms auroral frequency auroral isochasm auroral line auroral oval auroral poles auroral propagation auroral region auroral storm auroral substorm auroral zone auroral zone blackout aurora polaris aurosmiridium aurothioglucose auscultation ausforging

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