“geochemical background”的概念、定义、翻译、参考文献-科学参考

单词	geochemical background
释义	geochemical background Encyclopedia 理学矿产勘查地球化学释 geochemical background地球化学背景在背景区内天然物质中的元素含量。
随便看	existence symbol existence theorem existence theorem for roots existential existential closure existential condition existential formula existential generalization existential illumination existentialism existentialism methodology of psychology existentialist ethics existentialist theology existentially quantified formula existential Marxism existential property existential proposition existential psychology existential psychotherapy existential quantifier existential sentence existential social work existential specification existential symbol existential theology

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