厌氧环境

厌氧环境下Cr（Ⅵ）的微生物还原能力

Reduction capabilities of microbial Cr (ⅵ) in anaerobic environment

在厌氧环境、适宜温度、恒定pH值条件下，模拟卡拉库尔羊瘤胃环境，对3种农作物秸秆（棉花秸秆、稻草、玉米秸秆）进行离体消化试验。

Under the conditions of anaerobic environment , constant pH and suitable temperature , digestion experiments in vitro for three kinds of crop straws ( cotton straw , rice straw and corn straw ) were carried out under a simulated environment of Karakul sheep 's rumen .

生物气是厌氧环境下特殊的生物产甲烷菌的代谢产物，形成途径主要有乙酸发酵和CO2还原两种。

Biogenic gas is an important end-product of methanogenesis in an anoxic environment . Methanogenesis mainly occurs through acetate fermentation and CO_ 2 reduction .

由于长期污染河流下部渗透介质始终处于厌氧环境，其中富含还原性物质，Cr（Ⅵ）可以通过沉淀反应大部分得以去除，所以污染的河流不是地下水铬污染的来源。

So the Cr (ⅵ) can be removed by sedimentation action , and the polluted rivers are not the source of the Cr pollution in groundwater .

厌氧环境下培养痤疮丙酸杆菌并接种于II、III、Ⅳ组金黄地鼠皮脂腺斑，诱导炎症反应产生，1周后进行光动力治疗。

Propionibacterium acnes were cultured and inoculated into II , III , IV golden hamster sebaceous patches to induce inflammatory reaction , 1 week after photodynamic therapy .

当两者共存于同一体系时，可能会发生对电子的竞争关系，从而影响了厌氧环境中Fe（III）和Cr（VI）的还原过程。

Fe ( III ) and Cr ( VI ) may be generated a competition relation to electron when they consist in one system , and these two reduction process also been affected .

异化Fe（III）还原微生物是厌氧环境中广泛存在的一类主要微生物类群，它们的共同特征是可以利用Fe（III）作为末端电子受体而获能。

Dissimilatory Fe ( III ) reducing microorganisms are dominant groups widely present in variety anaerobic environments , which share the common features with the ability to use Fe ( III ) as the terminal electron acceptor to gain energy .

因此，异化Fe（III）还原过程在促进厌氧环境中有机污染物的降解，强化污染环境的微生物原位修复方面具有广阔的应用前景，已逐渐受到国内外学者的重视。

So , using Fe ( III ) reduction to stimulate the degeneration of organic compounds in aquifers , and to strengthen the bioremediation of contaminated environments have expansive foreground , and this was gradually regarded by more and more researchers .

考察了温度、pH、厌氧环境等发酵条件对1,3-PDO产量的影响，同时对培养基组成进行研究，得到最佳的发酵条件及培养基成分。

The effects of temperature , pH , and agitation rate on fermentation were studied . The effects of medium composition on the production of 1,3-PDO were also studied in shaking-flask culture .

在厌氧环境中大部分无定型态和部分晶体态Fe3+被还原，还原产物主要以FeCO3和FeS形式沉淀；

In anaerobic environment , large fraction of amorphous Fe ~ ( 3 + ) and part of crystalline Fe ~ ( 3 + ) were reduced , and the reduced product was mainly precipitated as FeCO_3 and FeS .

试验结果表明：小袋纤毛虫在外界环境中接触空气1h左右由滋养体形成包囊，滋养体在相对厌氧环境下的深层粪便中，或RSS培养液（Ringer液血清淀粉）中能存活并繁殖。

Results showed that the trophozoites of B.coli formed cysts in the environment exposed to air for about one hour and they could survive , grow and reproduce in the anaerobic environment of the deep seated feces or in the RSS ( Ringer serum starch ) medium .

带有内共生菌的P.lanterna＋在厌氧环境中生活较好。

P. lanterna + ( with endosymbionts ) grew well in anaerobic culture .

方法采用抽气换气厌氧环境下进行培养、分离、鉴定、归类及药敏检测。

Methods use suction gas and air exchange in the dislike oxygen environ to cultivante , separate .

水体在厌氧环境下磷的释放量是好氧条件下的5.56倍。

Under anaerobic conditions , the phosphorus release is as 5.56 times as it under aerobic conditions .

⑶湿地系统的厌氧环境，造成系统对氮、磷去除效果较差。

⑶ The removal effect to Nitrogen and Phosphorus is low because of anaerobic environment of wetlands system .

结果：体外试验证明纳豆菌在严格厌氧环境不能促进双歧杆菌的生长。

Results : Individual Bacillus natto could not promote the growth of Bacillus bifidus under anaerobic environment in vitro .

厌氧环境的存在从另一个侧面也反映煤层甲烷的保存条件较好；

The existence of anaerobic environment reflects that the preservation condition of coal bed methane is good from other side ;

油藏是一个典型的厌氧环境，其中蕴含大量的石油烃并孕育功能多样的微生物。

Petroleum reservoir is a classical anaerobic environment in which contained a great deal of petroleum hydrocarbon and kinds of microorganisms .

有些菌种虽然也可以在微氧环境中生长，但倾向于更加适合厌氧环境（含很少或者没有氧气）。

Some species tend to favour an anaerobic environment ( containing little or no oxygen ), although they will also grow under micro-aerobic conditions .

并从基因组角度解析了双歧杆菌具有强的低聚糖代谢能力以及在微厌氧环境可继续生长的原因。

Moreover , the reasons of bifidobacteria possess a higher HMOs metabolism capability and continuous growth ability under micro-anaerobic environment are explained from genetic level .

皮肤脂质除了为Pacnes大量增殖提供厌氧环境外，其中的一些成分也直接或间接参与了痤疮炎症的发生。

Skin lipid addition to P.acnes proliferated to provide anaerobic environment , some of which components are directly or indirectly involved in the occurrence of acne inflammation .

目的：研究在厌氧环境下变形链球菌粘附对两种抛光方式的纯钛及钛合金表面腐蚀的影响。

Objective : To study the correlation between Streptococcus mutans ' adhesion and surface corrosion of the casting titanium and Ti alloy with different kinds of polishing .

青山口组一段油页岩主要形成于半深湖&深湖相的厌氧环境，深湖环境为油页岩的形成提供了物质基础和有机质保存的条件。

Oil shale in the first section of Qingshankou formation was formed by anaerobic condition of semi-deep-deep lacustrine facies which provided preservation condition of material base and organic matter .

实验发现严格厌氧环境有利于提高产氢效率，其氢气产量比微好氧条件提高了17.97%。

It was found that the anaerobic condition was in favor of hydrogen production , and the hydrogen production was improved by 17.97 % at the anaerobic condition than that under the micro-aerobic condition .

结果表明装置底部的厌氧环境和碳源不足，反硝化效率不高，使出水总氮浓度仍然较高。

The findings demonstrated that in the bottom of the apparatus , it was anaerobic and short of the carbon , resulting in the low efficiency of the denitrification and high concentration of the TN in the effluent .

厌氧条件下环境中的Fe（III）氧化物发生还原，并且这一过程主要是微生物介导的异化还原，即微生物以Fe（III）氧化物为最终电子受体的厌氧呼吸过程。

Fe ( III ) in environment undergoes reduction under anaerobic condition . And this process is a microbial dissimilatory reduction , namely an anaerobic respiration with Fe ( III ) as the terminal electron acceptor .

处理生物质气化发电焦油废水的上流式污泥床过滤器（UBF）内厌氧污泥在环境温度（16～36℃）条件下完成驯化并实现颗粒化，其间焦油废水的COD比例是主要影响因素。

Acclimation and granulation of anaerobic sludge was achieved in the UBF reactor treating tar containing wastewater from gasification of biomass for power production at ambient temperature ( 16 ~ 36 ℃), the COD proportion of tar containing wastewater in the influent was the main effect factors in the process .

常温厌氧消化及环境效应研究

A Study on the Normal Temperature Anaerobic Digestion and Environmental Effects

MOCO工艺是在全面评述除磷脱氮理论和技术的基础上，总结OCO反应器技术特点，对OCO工艺进行试验分析及改进，形成的集厌氧缺氧好氧环境于一体的脱氮除磷工艺。

Based on analyzing theories and techniques for nitrogen and phosphorus removal , summing up technical characteristics of OCO reactor , we modified OCO to form MOCO by experiments .

推进聚磷菌过度吸磷的本质动力与厌氧区HRT和厌氧环境的厌氧程度有关。在一定范围内，厌氧环境的HRT越长，厌氧程度越充分，聚磷菌的吸磷动力越强。

To a certain extent , a relatively longer HRT and a more sufficient anaerobic environment produce a stronger potential of excess P uptake in the following aerobic condition .