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...
Herbs have been used for centuries to endow a whole range of foods with subtle flavours.数个世纪以来，香草一直被用于给各种食物增添淡淡的香味。Ramon had managed to endow the figurine with a primitive beauty.拉蒙已做到给予这个人像以一种原始的美.The polyphonic feature...
Where the accused has a record of violence, they should always be kept in custody.要是被告有暴力犯罪记录，必须予以拘留。He was transferred to FBI custody in a smooth co-operative effort between Egyptian and US authorities...在埃及当局和美国当局的共同努力...