英语词汇“root zone”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	root zone
释义	root zone短语⁷⁰⁸⁴⁷ 基本例句根系层,山根带,根带 The longer retention time of the wastewater is in the oxidation pond, the more species and the bigger population of microzoon in root zone of water hyacinth. 炼油废水在氧化塘中滞留期越长，根系微型动物种类和数量越多。 cnki
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