词汇“chert”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	chert
释义	chertchert[tʃə:t]n.1.■【矿】燧石, 黑硅石特殊用法biogenic chert1.■生物(成因)燧石bone chert1.■骨状燧石inorganic chert1.■无机(成因)燧石nodular chert1.■【地质】结核状燧石Rhynie chert1.■【地质】莱尼埃燧石层sandy chert1.■砂质燧石white chert1.■白燧石
随便看	formazyl form bath form birefringence form board formboard form broach formbuilding form-class form class volume table form-comb. f. form conjectures upon form-constant form contract form control buffer form control image form control template form copying form-copying type gear grinder form crushing roll form cutter form cutter for involute gear form-cutting form dimension form-drag form drag

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