基本解釋[環(huán)境科學技術(shù)]淡水底泥英漢例句雙語例句The bioassay of freshwater sediment toxicity is described.描述了淡水沉積物毒性的生物測試方法。Minor element analysis demonstrates that is is freshwater sediment.據(jù)微量元素含量分析，此高嶺石系淡水沉積物。freshwater sediment更多例句專業(yè)釋義環(huán)境科學技術(shù)淡水底泥