厌氧的

Levels of phylogenetically defined groups of methanogens and sulfate-reducing bacteria in the leachate of several landfills were determined by quantitative rRNA hybridization.

利用分子生物学方法，最近的一些研究发现厌氧处理系统中存在许多新的古细菌和真细菌16S rRNA基因序列（16S rDNA）。

Results The clinical observation of 180 patients with entirely developed root apex of acute and chronic apical periodontitis shown that there was no significant difference comparing erythromycin ethylsuccinate-metronidazole-CP with FC in root canal sterilization, therefore, the irritability and poisonousness of the paste can be reduced by using erythromycin ethylsuccinate-metronidazole-CP instead of FC.

为了清除髓腔病源刺激物，促进根尖病变愈合，目前国内大多用甲醛甲酚进行根管消毒。甲醛甲酚属化学制剂，虽具有强烈的杀菌作用，但亦具有刺激性、毒性和抗原性等，而琥珀酸红霉素和甲硝唑在临床上已被证明对厌氧菌有明显疗效，对于根管内的消毒杀菌作用如何，研究报道不多。

Apparently,higher ratio of propionic／acetic acid is not conducive to the improvement of phosphorus removal.

说明在厌氧/缺氧环境下，碳源中丙酸比例的提高不利于系统中磷的去除。

Type genus of Bacteroidaceae; genus of gram-negative rodlike anaerobic bacteria producing no endospores and no pigment and living in the gut of man and animals.

拟杆菌科的模式属；革兰氏阴性厌氧细菌杆型细菌，特性是不产生孢子内壁和色素且生活在人和动物的内脏中。

With diluted anaerobically pretreated wastewater from a pig farm and Spirodela oligorrhiza, TN, NH(superscript + subscript 4)-N and NO(superscript – subscript x)-N removal pathways in shallow-water duckweed-based wastewater treatment systems were studied in summer and winter.

以稀释的猪场厌氧污水为供试水样，少根紫萍为供试生物材料，对夏、冬2季浅水体浮萍污水净化系统TN、NH(上标+下标 4)-N和NO-N（NO(上标–下标 2)-N与NO(上标–下标 3)-N之和）的去除途径进行了试验研究。

With diluted anaerobically pretreated wastewater from a pig farm and Spirodela oligorrhiza,TN,NH~+_4-N and NO~-_x-N removal pathways in shallow-water duckweed-based wastewater treatment systems were studied in summer and winter.

以稀释的猪场厌氧污水为供试水样，少根紫萍为供试生物材料，对夏、冬2季浅水体浮萍污水净化系统TN、NH4+-N和NOx--N(NO2--N与NO3--N之和)的去除途径进行了试验研究。

Thus, it is feasible to use the introduced precipitate accumulating device in the recovery of struvite from SWBDE .

研究表明，自主设计的沉淀收集装置可以用于猪场厌氧消化出水鸟粪石的回收。

The characteristics of inoculation ,start up and performance of thermophilic and extremely thermophilic UASB reactors are also presented.

本文介绍了国内外对上流式厌氧污泥床反应器应用于高温和超高温废水处理的研究进展现状，探讨了在高温和超高温下UASB反应器接种、启动及其处理效果的特

The floc sludge of PFC can be removed 75% organics and the effluent COD is 800mg/L under condition of 1. 5 days HRT and treated by thermophilous EGSB anaerobic reactor, and the reactor volume organic load is 2. 65kgCOD/m〓.

投加聚合氯化铁混凝剂得到的絮凝污泥在35℃环境中控制1.5d的水力停留时间，出水有机物含量可以降到800mg/LCOD〓左右，去除率在75％左右，厌氧反应器最大负荷为2.65kgCOD/m〓。d； 5。

The characterization of photobiological hydrogen production for four marine green algae by sulfur-deprived and treated with uncoupler after dark anaerobic incubation was investigated.

分别采用培养基中无硫连续光照和厌氧暗诱导后添加解偶联剂光照的方法，研究几株海水绿藻的光照产氢特征。

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