ตัวกรองผลการค้นหา
When life is giving you a hard time, try to endure and live through it. You must never run away from a problem. Convince yourself that you will survive and get to the other side
Biochemical oxygen demand (BOD)
แปลว่า(Environmental Engineering) The amount of oxygen required to oxidize any organic matter present in a water during a specified period of time, usually 5 days. It is an indirect measure of the amount of organic matter present in a water.
You can fool all the people some of the time, and some of the people all the time, but you can not fool all the people all the time