ค้นเจอ 262 รายการ

Carbonaceous biochemical oxygen demand (CBOD)

แปลว่า(Environmental Engineering) The amount of oxygen required to oxidize any carbon containing matter present in a water.

Stratosphere

แปลว่า(Environmental Engineering) The atmosphere from approximately 12 km to 70 km. The temperature of the atmosphere increases in this region.Strong acid

fundamental

แปลว่ากฎเกี่ยวกับมูลฐาน หลักสำคัญ

Publicly owned treatment works (POTW)

แปลว่า(Environmental Engineering) A municipal or domestic wastewater treatment facility.

Surface water

แปลว่า(Environmental Engineering) Water which is contained in lakes, rivers, and oceans.

Alcohol

แปลว่า(Environmental Engineering) An organic compound with one or more hydroxyl "-OH" groups.

Fixed solids

แปลว่า(Environmental Engineering) (FS) are the solids that do not volatilize at 550°C.

Thermocline

แปลว่า(Environmental Engineering) The depth at which an inflection point occurs in a lake temperature profile.

Chemical fixation (or stabilization/solidification)

แปลว่า(Environmental Engineering) A term for several different methods of chemically immobilizing hazardous materials into a cement, plastic, or other matrix.

Electronegativity

แปลว่า(Environmental Engineering) The potential of an atom to attract electrons when the atom is bonded in a compound. The scale is 0 to 4 with 0 being the most electropositive (low attraction) and 4 being the most electronegative (high attraction).

Site remediation

แปลว่า(Environmental Engineering) The process of cleaning up a hazardous waste disposal site that has either been abandoned or that those responsible either refuse to cleanup or are financially unable to cleanup.

Anaerobes

แปลว่า(Environmental Engineering) A group of organisms that do not require molecular oxygen. These organisms, as well as all known life forms, require oxygen. These organisms obtain their oxygen from inorganic ions such as nitrate or sulfate or from protein.