The effects of submerged plant on the concentrations of different nitrogen species in overlying water, porewater and sediment of different layers from water-sediment interface were investigated in simulating condition.是什么意思_The effects of submerged plant on the concentrations of different nitrogen species in overlying water, porewater and sediment of different layers from water-sediment interface were investigated in simulating condition.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句