英语词汇“bottom trawl dredge”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	bottom trawl dredge
释义	bottom trawl dredge 底拖网沿海底拖曳采集底栖生物样品网具的通称。主要由矩形或三角形等形状的
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