英语词汇“chemicat composition”的翻译、意思、用法、释义-英汉汉英双解词典

单词	chemicat composition
释义	chemicat composition 基本例句化学成分 When grass is ensiled it undergoes a rapid change in composition.牧草一经青贮，其化学成分要发生很大变化。 Finally, a mineral must have definite chemical composition.再一点是一种矿物必须具有一定的化学成分。
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