The geochemical indicators, such as mineral, trace element and isotopic geochemistry and organic geochemistry indices, are of the most importance in the study of anoxic environment.
在缺氧环境的研究中，地球化学指标如矿物、微量元素、同位素和有机地球化学指标最为重要。
All of the nutrients except for mineral elements and water are classified as organic chemicals because they contain the element carbon.
所有的营养物质和水除了矿质元素被划分为有机化学物质，因为它们包含了碳元素构成的。
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