厌氧

Secondary sludge from the clarifier can be stored aerobically or anaerobically in a sludge holding tank.

二沉池中的污泥可以以厌氧或好氧方式储存在污泥池中。

The invention pertains to the technical field of environmental protection, in particular to a method used for improving the biological dephosphorization and denitrification efficiency of actual sewage under anaerobic-hypoxia condition.

本发明属于环保技术领域，具体涉及一种提高实际污水在厌氧-低氧条件下同时生物除磷脱氮效果的方法。

In this paper, aerobic digester was fed with anaerobically digested sludge, and its seed sludge was activated sludge.

好氧生物反应器的进料物是经厌氧作用的消化污泥，而其接种体是活性污泥。

In the pelagic subsystem,there are 4biological state variables which were represented by functional groups:flagellate,diatom,pelagic bacteria and zooplankton.In the benthic subsystem,there were 5 biological state variables represented also by functional groups:macrobenthos,meiobenthos,aerobic and anaerobic bacteria,and shrimp-which is actually epibenthos.

将浮游亚生态系又划分为4个功能群，分别为：鞭毛藻、浮游硅藻、水体中细菌和浮游动物，将底栖亚生态系划分为5个功能群，分别为大型底栖动物、小型底栖动物、底栖厌氧菌、底栖好氧菌，对于营底上生活的对虾也划分在这一亚生态系中予以考虑。

Concentration of estrone (E1) firstly increase and then decrease slowly until to vanish from aqueous phase; Under anaerobic condition, 4% of E2 still be in aqueous phase after 96 h of reaction.

研究了湖泊底泥微生物在好氧、厌氧环境条件下对17β-雌二醇（17β-estradiol， E2）的生物降解特性，探讨了其相应地生物代谢机制。

All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes.

所有光合细菌加上各种兼性的好氧生物和绝对的厌氧生物具有这种能力。

The high oxidation-reduction potential and lack of reduced conditions permits aerobes and facultative anaerobes to contribute to the decomposition processes.

高氧化还原电势和缺乏还原条件，使得好氧菌和兼性厌氧菌进行分解或腐化过程。

It was concluded that a noble and base metal metaflogenic series was composed of the inner part of BIFs and ferruginous rock series. And mantle plume had close spatio-temporal and genetic relationships with BIFs. In anoxic environment in Precambrian, the anaerobic bacteria would provide oxygen for ferruginous deposition during photosynthesis.

认为BIFs内部以及包括BIFs在内的含铁岩系均构成贱、贵金属成矿系列；地幔柱与BIFs之间存在密切的时、空和成因联系；在早前寒武纪缺权的环境下，厌氧的细菌类生物通过光合作用为BIFs中铁质沉淀提供了氧。

The paper introduces their salt-tolerance mech anism and research progress regarding conventional anaerobic or aerobic sludge, halophile and salt-tolerant yeast.

针对处理含盐废水的几类菌种：普通的厌氧或好氧污泥、盐菌和耐盐酵母菌，分别阐述了其耐盐机理和研究进展。

The degradation and removal of nitrogenous heterocyclic compound-pyridine under aeration stripping, aerobic, anoxia, anaerobic conditions and co-metabolism with quinoline, 2-methylpyridine, aniline, indene, naphthalene in A2/O process were conducted by flask-shaking tests.

通过摇瓶试验研究了氮杂环化合物吡啶在曝气吹脱、好氧、缺氧和厌氧条件下的降解规律以及吡啶与喹啉、2-甲基吡啶、苯胺、茚和萘共代谢条件下在A2/O工艺中的去除规律。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐