Theoretically sludge yield is nil for the extended aeration process.对延时曝气法而言,理论上污泥生成量应为零.The gas contains blow - by, sludge, acids, oil, and other contaminant.这些气体包括窜缸气体, 沉积物, 酸, 机油和其它杂质的气体.Increasing of anoxic phasefavo...
自动化气象站将风向信息输入计算机。An automatic weather station feeds information on wind direction to the computer.血友病患者们因为被输入了受到污染的血液而正在寻求赔偿。Haemophiliacs are seeking compensation for being given contaminated blood.你必须输入命令,例如“帮助”或“打印”.Y...