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The work principles and characteristics of common duct were discussed, moreover, the cutaway design, design of ancillary facilities and construction cost were analyzed.

探讨了共同沟技术的工作原理和特点，分析了该技术的断面设计、附属设施设计和建设成本。

Then researched the theories , design principles, framework, relational package and the relationship between packages of CWM.

接着分析了CWM的概念、设计原则、元模型框架、关系包、转换包等理论依据。

The CWT filter bank's construction principles and methods are presented,as well CWT FB' s parameters.

指出了CWT滤波器组的构造原理和方法，并给出了CWT的滤波器组参数。

The principles and characteristics of the DD-DT CWT are analyzed and a Bivariate Shrinkage Function is derivated.

分析了双密度双树复小波变换的原理及特点，推导了双变量收缩函数。

The method of net energy analysis for fuel ethanol from corn was developed based on principles of life cycle inventory analysis.

基于生命周期清单分析原理，建立了玉米燃料乙醇的净能量分析方法。

It is devoted to develop a scientific methodology based on first principles to deal with radical cyclization reactions.

发展基于第一性原理的科学计算方法并将其用于自由基环合反应。

Referring to the function of cylindrical lens and the principles of holographic optical elements, we make this holographic element, which can achieve the optical function of cylindrical lens, and have the advantage of large-scale, short focal length and well-distributed light energy, in order to meet the requirements of laser direct writing synthetic holograms.

实验结合激光直写合成全息拍摄时所需柱面透镜的功能，参考全息光学元件的制作原理来制作图像柱面压缩全息光学元件，实现柱面透镜的光学功能，并使元件具有大面积、短焦距、会聚光均匀分布的特点，满足激光直写合成全息拍摄对图像的需求。

Firstly the principles and implementary steps of the MPSTD algorithm based on polar and cylindrical coordinates are put forward.

系统、全面地分析总结了MPSTD算法的计算流程和各项关键技术，对各项关键技术的优缺点进行了分析和比较。2。

This paper discusses the digital cymometer design principles by using EDA technology.

介绍了一种利用EDA技术设计的数字频率计。

The principle her daffodil garden taught is one of the greatest principles of celebration .

她的水仙花园为我们揭示了一条伟大的礼赞定律。

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。