低等

The traditional technology deal with Cr is physical and chemical method, such as sulfite reducing method.

这些方法虽然广泛应用于电镀和冶金生产等行业，但其本身存在占地面积大、处理成本高、去除效率低等问题。

However, the unique features of Chinese funds, such as high comparability, relative simplicity and no survivorship bias, also provide many advantages for this paper.

不过，中国指数基金之间的可比性强、复杂程度较低等特点也为本文选题的开展提供了独特的优势。

It has the remarkable advantage as thick liquid material white degree after drinking is high ,the luminance is good,the density of getting rid of the printing ink is big,the fibre loss is few the floor space is small,poerate and control swampland low grade of energy consumption.

该设备具有脱墨效率高，脱墨后的浆料白度高，高密度好，排除油墨的浓度大，纤维流失极少，占地面积小，操作控制简单，能耗低等显著优点。

But recently, the development of it has been slowed down because of problems, such as low speed, low level of service. So the bus traffic cannot develop swimmingly.

但是目前公共汽车由于速度低、服务水平低等问题，在发展过程中受到了阻碍。

The results will contribute to a better understanding of the interaction between cells, the strutural foundation of symbiont origin, the pattern of life processes surrounding the cellular strutures and functions, and the theory of ensymbiosis and cell evolution in eukaryotes.

所得结果对于深入阐明低等单细胞动物与真核微生物共生系统中细胞间的相互作用、共生系统起源的结构及物质基础、细胞结构与功能的关系等细胞生命活动的规律，对于丰富和发展内共生生物学及细胞进化的理论具有重要科学意义。

The second part of the article analyzes some factors such as the backward of system, the shortages of funds, the low-quality of human resources, the tardive transform, which hinder the progress of china's agricultural science technology, furthermore, the reasons were discussed.

第二部分，分析了目前我国农业科技进步存在的主要问题，诸如农业科研及推广体制落后、农业科技进步所需资金不足、农业科技成果应用不顺、农业人力资源素质较低等，并对其成因进行了探讨。

And the body structure changes greatly.In this paper,according to the skin of the Vertebrate,Respiratory system.,Circulatory system,Nervous system and sense organ,skeletal system and so on,the pointview of transformism,we dissertate the succession rule of the vertebrate from hydrophilous to terricolous,from simplicity to complesity,from low\|grade to high\|...

从脊椎动物的皮肤、呼吸系统、血液循环系统、神经系统和感觉器官、骨骼、生殖等结构对环境的适应等方面，以进化论的观点，比较解剖学的手法，论述了脊椎动物在漫长的时间里，由水生到陆生、由简单到复杂、由低等到高等，按一定的顺序发展和演变的规律。

ISSR Marker has strongpoint thereinafter:high polymorphic,the quantity of DNA used is few and low request to quality,nonradiative,the technology difficulty is low,simple operation,good repeatability,less time and so on.

ISSR标记具有多态性高，DNA用量少且质量要求低、无辐射、技术难度低、操作简单、重复性好、耗时少、成本低等优点。

In traditional behaviour study the lack of effective measurement and analysis led to time taking, recorder disturbing, misplaying and inferior quantification.

行为学研究通常由于缺乏有效的测量与分析评估方法而存在费时、干扰大、客观性差、定量化程度低等缺陷。

In his remarks today, Dr De Cock also laid out WHO's vision for continuing to expand HIV treatment access, calling for new action to overcome barriers that, if unaddressed, will slow the rate of expansion in access to HIV treatment in the future.

我们只向低等和中等收入国家四分之一的有所需求者提供了治疗，而需要获得治疗的人数将不断增长。我们必须加快努力，克服在提供治疗方面的障碍。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。