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ค้นเจอ 52 รายการ

Chemical oxygen demand (COD)

แปลว่า(Environmental Engineering) The amount of oxygen required to oxidize any organic matter in the water using harsh chemical conditions.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Secondary treatment

แปลว่า(Environmental Engineering) In wastewater treatment, the conversion of the suspended, colloidal and dissolved organics remaining after primary treatment into a microbial mass with is then removed in a second sedimentation process. Secondary treatment included both the biological process and the associated sedimentation process.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Autotrophs

แปลว่า(Environmental Engineering) A group of organisms capable of obtaining carbon for synthesis from inorganic carbon sources such as carbon dioxide and its dissolved species (the carbonates). This group includes plants and algae.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Chlorofluorocarbons

แปลว่า(Environmental Engineering) Synthetic organic compounds used for refrigerants, aerosol propellants (prohibited in the U.S.), and blowing agents in plastic foams. CFCs migrate to the upper atmosphere destroying ozone and increasing global warming. Typical atmospheric residence times are 50 to 200 years.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Thiols

แปลว่า(Environmental Engineering) Organic compounds which contain the "-SH" functional group. Also called mercaptans.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Photoautotrophic

แปลว่า(Environmental Engineering) Organisms which utilize inorganic carbon dioxide for protoplasm synthesis and light for an energy source. See autotrophic and chemoautotrophic.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Biosynthesis

แปลว่า(Environmental Engineering) Catabolism, the production of new cellular materials from other organic or inorganic chemicals.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

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.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Virus

แปลว่า(Environmental Engineering) A submicroscopic genetic constituent which can alternate between two distinct phases. As a virus particle, or virion, it is DNA or RNA enveloped in an organic capsule. As an intracellular virus, it is viral DNA or RNA inserted into the host organisms DNA or RNA.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Anabolism

แปลว่า(Environmental Engineering) Biosynthesis, the production of new cellular materials from other organic or inorganic chemicals.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Substrate level phosphorylation

แปลว่า(Environmental Engineering) The synthesis of the energy storage compound adenosine triphosphate (ATP) from adenosine diphosphate (ADP) using organic substrates without molecular oxygen.
 ศัพท์ช่างภาษาอังกฤษ – ไทย

Chemotroph

แปลว่า(Environmental Engineering) Organisms which obtain energy from the metabolism of chemicals, either organic or inorganic.
 ศัพท์ช่างภาษาอังกฤษ – ไทย