筛选

The invention is to carry out heterotrophic nitrifying phenomenon from the biology angle by screening heterotrophic nitrifying bacteria and the technology is the condition precedent to carry out short-range self-synchronous nitration and denitrification.

本发明的目的是采用筛选异养硝化菌的方法，从生物学角度实现异养硝化现象，该技术是实现短程同步硝化反硝化的先决条件。

The goal of his "Project Prakash" is to find, treat, and study congenitally blind children in India.

他的"Prakash工程"目标就是为了筛选、治疗和研究印度的先天性失明儿童。

Because positive clones utilizing nitrate or nitrite as sole nitrogen source werentdirectly isolated from the genomic library, random miniTn5 insertion mutant library wasconstructed via biparental conjugational transfer between E.

由于不能从文库直接筛选到利用硝酸盐的阳性克隆，因此，通过Tn5插入突变构建了随机插入突变库，采用E。

Occupational stress and work performance have no conspicuity correlation.

采用文本分析的方法对知识型员工工作压力源进行了初步的提取和筛选。

Based on exploration of stain mechanism of exterior coatings, resear ch on effects of screening, comparison, testing and verifying of contaminators a nd contaminating manners in tests on stain resistance, mixed ash with good dupli city was selected as new contaminator, content of mixed ash applied , applying b rush and calculating equation for tests were demonstrated.

通过对建筑外墙涂料沾污机理的探讨，对涂层耐沾污性能试验中污染源的筛选、比较、验证试验和污染源涂布方式等因素对耐沾污性影响的研究，确定了重复性较好的新污染源——配制灰替代粉煤灰，并对配制灰的涂布量、涂布用刷、试验计算公式作了试验论证。

In addition, we established the methods of producing foam and the estimation of stability of foam after we did the contradistinctive experiments.

本文通过理论和实验分析，筛选合适的表面活性剂及助剂，通过起泡方法和泡沫稳定性评价方法的对比实验，确定起泡方法和泡沫稳定性评价方法。

Surfactants and additives were selected after analysis of theories and experiments. In addition, we established the methods of producing foam and the estimation of stability of foam after we did the contradistinctive experiments.

本文通过理论和实验分析，筛选合适的表面活性剂及助剂，通过起泡方法和泡沫稳定性评价方法的对比实验，确定起泡方法和泡沫稳定性评价方法。

Methods: The orthogonal test was employed to find the best extraction technology for enzyme hydrolysis of cornu bubali on the content of protein.

以蛋白质含量为指标，通过正交实验筛选水牛角的最佳酶解提取条件。

Animal model of Kunming mouse infected by Listeria monocytogenes was successfully constructed, and the effective Chinese medicinal formulae including Cornu Bubali,Radix Rehmanniae et al. five herbs was screened.The cure rate was 75% and the effective rate was 90%.

成功建立了昆明小鼠单核增生李氏杆菌病的动物模型，筛选的水牛角Cornu Bubali、生地黄Radix Rehmanniae等五味中药配伍的有效中药方剂，治疗有效率达90%，治愈率达75%。

It is shown that the correlation coefficient is the most proper screen index than others.

从表中可以看出：相关系数是最合适的筛选指标。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。