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The supermolecule system building on the weak interactions between molecules has always been the focus on chemistry , bionomy , material science and informatics theoretically and experimentally . However , because the experiments fail to provide varied information in detail .

通过分子间弱相互作用构筑的超分子体系一直是化学,生命科学,材料科学,信息科学领域在理论和实验上的研究焦点,但对于分子间的相互作用体系,实验研究不能提供十分详细的各种信息,所以量子化学计算在补充其结构,能量,光谱等信息上有着重要的意义。

Such a sequence strati-graphic system has been constructed for the first time in the Paleozoic strata in the northern part of the Tarim basin, which mainly depends on the study of outcrop sequence stratigraphy combined with the results of seismic stratigraphy and biostratigraphy.

本文以露头剖面的层序地层研究为主要依据,结合生物地层和地震地层的研究成果,在进行详细层序划分的基础上,在塔里木盆地北部古生代地层中建立起了由不同周期叠加的海平面变化所控制的不同级次的层序所组成的层序地层系统。

Abandon to consider to mix gush to blow to the middle of blast furnace plastic the feasibility with coal fines , in gush of imitate blast furnace blowy lukewarm condition issues the bead of useless plastic grain in change air flow , mixture sample diameter enters useless plastic scale to undertake burning behavior with mixture mix into average combustion rate research .

详细内容:为了研究向高炉中混合喷吹废塑料和煤粉的可行性,在模拟高炉喷吹风温条件下改变空气流量,混合试样中的废塑料颗粒粒径和混合掺入废塑料比例进行燃烧性能研究。

Thegeneral study of nuclear structure, including the study of state and the newest development of deformed nucleus, is briefly introduced at the beginning of this article. Bohr quadrupole deformation theory has been deduced in detail. Then based on Bohr model, group kinetic energy and potential energy expression of nuclear in the condition of small deformation was deduced.

本文首先简单介绍了核结构领域的一些研究概况,包括形变核的研究现状及其最新进展,详细推导了Bohr四极形变理论,在Bohr模型基础上(假定原子核是理想不可压缩的无旋流体),导出原子核在小形变条件下的集体运动动能和势能表达式。

Firstly, relative research status quo home and abroad is summarized. The contents and developments relevant to this research of the two theories are introduced. Then the boundary of entrepreneur, entrepreneurial form and the development of entrepreneur are discussed.

首先,对国内外的研究现状进行了综述,详细介绍了两大基础理论中与本研究相关的内容与发展,并进一步对创业者进行了界定,阐述了创业者创业的表现形式及其成长历程。

Finally, the mechanism of briquette combustion is introduced and the factors that influenced on the combustion of briquette are also analyzed in this in this thesis.

最后,文章着重介绍了作者在与课题组师生一起研究固硫添加剂的基础上,对型煤着火燃烧进行的研究工作,并详细说明了影响型煤着火燃烧的各种因素。

In this dissertation, the research and design of outdoor full-color LED display system have been discussed in detail from the human vision characteristics and chromatics, the anti-gamma correction the adjustments of luminance, contrast and color based on the relation between the characteristics of LED luminescence and the feature of human vision have been analyzed in detail.

论文从人的颜色视觉特性以及色度学等方面研究了LED屏的全彩色的实现,详细分析了适于调节LED发光特性和人眼视觉特性关系的γ反校正,亮度、对比度和颜色调整,研究提出了适合LED视频显示的数据分配机制、数据格式转换和适合LED大屏静态锁存显示的位平面分离驱动技术。

During the years of 2 041 ~ 2 049 ,the Korean pine broad-leaved forest would become the climax forest community in this area,with an area around 13 120 ~ 13 242 hm2 if taking selective cutting as the prevailing harvesting method.

这种地带性顶极群落在未来的森林经营利用中能否存在,许多学者进行了专门的研究。徐化成等[24]对红松阔叶林的特点、分布规律、动态、经营措施等进行了详细的研究,为红松阔叶林的经营利

The paper includes the constitutes of system hardware, image pretreatment, the achievement of parameter detection artithmetic. The main work is as follow: The pater makes use of vanguard genetic algorithms in image segmentation, uses vanguard genetic algorithms to get the image threshold. Using this method we may get different grey vehicles from the background exactly. Used the support vector machine theory to conduct the vehicles automatic sorting simulation research, the simulation result had proven this method could quite be accurate carries on the vehicles type the recognition; Improved based on the background automatic renewal hypothesized examination region algorithm, enhanced timeliness and the accuracy which the vehicles examines; And to has carried on the specify based on the hypothesized examination region imagery processing algorithm realization; In the paper also introduced withdraws the algorithm based on the gradation continuous movement vehicles characteristic to carry on the vehicles the characteristic to withdraw as well as to use the localization method which colored filter same gradation chart processing unifies to carry on the realization method which the vehicles license plate locates.

本文根据智能交通控制与仿真对于交通流量、车辆到达率、车辆速度等交通信息检测的需求,基于视频图像进行了交通信息处理的算法研究与实现,主要工作包括以下几个方面:将先锋遗传算法应用到图像阈值分割中,利用先锋遗传算法寻求全局最优阈值,可以比较准确的将图像中不同灰度的车辆从背景中分离出来;采用支持向量机理论进行了车辆自动分类的仿真研究,仿真结果证明该方法能够比较准确的将车辆的类型进行识别;改进了基于背景自动更新的虚拟检测区域算法,提高了车辆检测的实时性和准确性;并对基于虚拟检测区域的图像处理算法实现进行了详细说明;论文中还介绍了基于灰度连续性的运动车辆特征提取算法进行车辆的特征提取以及采用彩色过滤器同灰度图处理相结合的定位方法进行车辆牌照定位的实现方法。

The research progress of commutation failure is reported.

详细分析了目前国内外直流输电系统换相失败问题的研究现状,综述了换相失败的发生机理、研究方法和预防措施。

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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.

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