Ultimate biochemical oxygen demand (BODu)
แปลว่า(Environmental Engineering) The total amount of oxygen required to oxidize any organic matter present in a water, i.e. after an extended period, such as 20 or 30 days.
หรือคุณกำลังค้นหา Cell, Effort, alpha rays, cosmic rays, X-rays, actinic rays, medullary rays, gamma rays, cathode rays, dais