
生物化學降解
The authors give the definition of biochemical degradation process from the aerobic state to the anaerobic state;
定義了好氧狀态、厭氧狀态和虧氧狀态的生化降解過程。
Because of the risk of biochemical degradation and bacterial contamination, fresh solutions are prepared every 24 hours and are kept refrigerated and protected from light.
由于有生化降解和細菌污染的危險,應每24小時配制1次新鮮溶液,并且冷藏和避光。
Nitrophenols wastewater with the feature of strong toxicity, bioaccumulation and difficulty biochemical degradation, threat the ecological environment and human health seriously.
多硝基酚類污染物由于毒性大,具有生物積累性,難生化降解,對生态環境和人體健康構成嚴重的威脅。
The mechanisms for the degradation activity of the extracts for cypermethrin may be related to the biochemical components, including degradation enzymes, in the extracts.
生化提取物降解************農藥殘留的作用機理可能與生化提取物中的包括降解酶在内的多種生化成分有關。
The feasibility of the combination technique of photocatalytic oxidation with biochemical oxidation for dye degradation under the condition of the sun light and the fixed TiO 2 was stu***d.
将多相光催化氧化法與生物氧化法組合,探讨兩種組合技術在太陽光條件下利用負載型催化劑降解染料化合物的可行性。
The mechanism of cypermethrin residue degradation by the biochemical preparation may be related to metabolizing enzymes and several other biochemical ingre***nts contained in the preparation.
生化制劑降解************農藥殘留的作用機理可能與生化制劑中的包括降解酶在内的多種生化成分有關。
In conclusion, this method could be used as a biochemical indication to detect the degradation level of elastin in the pathological state.
可作為生化指标檢測彈性蛋白于病理狀态下的降解水’平。
The combined biochemical process includes three sections: anaerobic biochemical reduction, aerobic biochemical oxidation and contact biological degradation.
介紹了缺氧-好氧-接觸氧化法處理難降解焦化廢水的工藝原理、污泥的培養馴化及試運行效果。
Chitosamine generated via degradation of chitin is also used in synthesis of biochemical reagents and medicine intermediates.
甲殼素降解後生成的氨基葡萄糖也應用于生化試劑及醫藥中間體的合成。
Aiming at the poor effect of amino nitrogen degradation in conventional refinery oil sewage treatment, the secondary biochemical test was carried with biological aeration filter pool.
針對煉油廠含油廢水的常規生化處理工藝對氨氮的降解效果較差,采用曝氣生物濾池作為二級生化進行試驗研究。
Biochemical characteristics, distribution in antenna, physiological role, biological synthesis and degradation, research methods of pheromone binding proteins are reviewed in the paper.
文章從信息素結合蛋白的生化特點、表達情況、代謝以及生理功能等方面的概況進行綜述。
But its residual detection method, degradation dynamics, degradation model in plant and soil and influence on the physiological and biochemical characters of plant were seldom reported.
但阿維菌素在植物和土壤中的殘留檢測方法、降解動态、降解模型以及阿維菌素對植物生理生化影響等方面的相關研究工作報道很少。
生物化學降解(Biochemical Degradation)是指有機物質在生物體(如微生物、真菌)或其分泌的酶催化作用下,通過一系列生化反應逐步分解為簡單化合物(如二氧化碳、水、無機鹽)的過程。這一過程是自然界物質循環的關鍵環節,常見于有機物分解、污染物清除及生物代謝中。
酶催化反應
微生物分泌的水解酶、氧化還原酶等特異性酶,通過斷裂化學鍵(如C-C鍵、C-H鍵)将大分子有機物(蛋白質、脂肪、多糖)分解為小分子單體(氨基酸、脂肪酸、葡萄糖),最終礦化為無機物。例如,纖維素酶降解植物纖維為葡萄糖。
需依賴微生物活性
降解效率受環境因素影響,包括溫度、pH值、氧氣(好氧/厭氧條件)及微生物群落結構。好氧降解中,有機物被徹底氧化為CO₂和H₂O;厭氧降解則産生甲烷等副産物。
環境與工業應用
該過程體現了生物圈的物質循環規律,其研究對可持續發展與生态保護具有重要意義。
Biochemical degradation 是由兩個部分組成的術語,結合了生物化學(biochemical)和降解(degradation)的含義,具體解釋如下:
Biochemical(生物化學的)
指與生物體内的化學過程或分子相關的,涉及酶、代謝反應、有機分子(如蛋白質、碳水化合物等)的作用。例如,細胞内的能量代謝或信號傳遞均屬于生化過程。
Degradation(降解)
指物質通過物理、化學或生物作用被分解為更簡單的形式,如高分子化合物分解為小分子。在環境科學中,常指污染物被微生物或自然條件分解的過程。
Biochemical degradation 指通過生物化學機制(如酶催化)将複雜有機物分解為簡單物質的過程。例如:
Biochemical degradation 強調生物體内或生物化學機制驅動的分解作用,是生态循環和生命活動的重要環節。如需進一步了解具體案例,可參考環境科學或生物化學領域的文獻。
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