ค้นหา environ* ใน คำศัพท์ช่างภาษาอังกฤษ

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ค้นเจอ 170 รายการ

Fixed solids

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

Thermocline

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

Chemical fixation (or stabilization/solidification)

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

Electronegativity

(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

(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

(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.

Disease

(Environmental Engineering) Any impairment of the normal function of an organism.

Wastewater

(Environmental Engineering) Consumed or used water from a municipality or industry that contains dissolved and/or suspended matter.

Metalimnion

(Environmental Engineering) The middle layer of a lake.

Mass balance

(Environmental Engineering) An organized accounting of all inputs and outputs to an arbitrary but defined system. Stated in other terms, the rate of mass accumulation within a system is equal to the rate of mass input less the rate of mass output plus the rate of mass generation within the system.

Total solids

(Environmental Engineering) (TS) is the amount of organic and inorganic matter which is contained in a water.

Trace contaminants

(Environmental Engineering) Contamination found in trace (very low) levels.

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