First the characteristic, contents and demand is analyzed, and then method and project principle of the water conservancy information system is determined.
首先，系统分析了水利信息发布系统的特点、内容和要求，确定了水利信息发布系统的设计方法以及设计原则。
The first part introduces not only the necessity and possibility of image compression but also the basic principle and method of image compression.
第一部分，论述了图像压缩的必要性和可行性，并重点介绍了图像压缩的基本原理和方法。
A new principle and a new method for suppressing laser noise first discovered are described.
叙述了首次发现的抑制激光噪声的一种新原理和新方法。
This paper discusses briefly survey method and basic principle of RTK. The precision and result of RTK and urban First-order traverse survey is compared and analyzed.
对rtk的基本原理作了简述，并对rtk的测量方法作了讨论，与城市一级导线测量结果进行了比较及精度分析。
First, the basic principle of the strain measurement with bonding resistance, theory of strain measurement, method and the relative signal disposition are introduced in the dissertation.
首先，介绍了电阻应变测量法的基本原理，应变测量的理论、方法以及相关的信号处理知识。
Moreover, the feasibility of brittle-ductile transition of monocrystalline Silion is studied with the method of first principle stress.
并用第一原理应力计算方法对单晶硅纳米切削过程中的脆塑转变的可行性进行了研究。
First, we outlined the basic principle of this method. Then, this paper presented how this method applied to the evaluation of security vulnerability.
首先介绍了此方法的基本原理，然后介绍了该方法在安全漏洞评估中的具体实现。
First the technology evaluation is done with specialist method and fuss-math method. By the biggest membership principle, the PSD project is concluded to be optimum.
文中首先对三种环控方案运用专家评分和模糊数学方法进行技术评价，根据最大隶属度原则，选出站台屏蔽门方案为最优方案。
This paper deals with the structural design principle, the technical features, the method of verification as well as the error analysis of the first class national standard metal capacity system.
描述了一等标准金属量器的结构设计原则，所建标准的特点与容量标定方法、误差分析等。
Method: in this article, introduce the experiment that "Measure medium's diffuse length using pulse neutron method" first, than explain the pulse generator's design and principle.
方法：本文首先介绍脉冲中子源法测量介质的扩散长度的原理及推导过程，然后讲解发生器的设计与原理。
First, the basic principle of substructure method is introduced briefly, and how to select master degree of freedom(DOF) is also discussed.
介绍了子结构分析方法的基本原理，探讨了主自由度节点的一般选取原则。
This article mainly introduces the principle of the multi-level recursive prediction method and the first application example to the pitching movement prediction of a large-sized naval vessel.
主要介绍多层递阶预报原理及其首次在大型舰船纵摇运动预报中的应用实例。
Then its generalized variational principle is established on the basis of Lagrange multiplier method by absorbing the first kind of boundary condition.
然后利用拉格朗日乘子法，吸收第一类边界条件，从而得出其广义变分原理；
Based bilateral contract first principle, a novel power flow tracing method is proposed which can take into consideration of power flow direction of the bilateral contract.
因此基于已有的双边交易优先的节点功率分配原则，本文提出了一种考虑双边交易功率指向的潮流追踪算法。
The operation principle and control method of electro-hydraulic digital servo valve are first introduced.
介绍了一种直动式电液数字伺服阀的结构原理及其控制方法。
The Concept of technics system error compensation is first put forward; its implication, method, principle base, application value and usage notes are presented.
提出工艺系统误差综合补偿概念，阐明其含义、方法、理论依据、应用价值和注意事项。
For the first time, the fuzzy optimization theory is applied to study the principle and method of the two objective fuzzy reliability optimum design of acceleration switch with cross springs.
首次应用模糊优化理论研究叉簧式加速度开关的双目标模糊可靠性优化设计原理和方法。
In this paper, according to the principle of fuzzy synthetic evaluation method, first, the technical and economic indexes which influence the optimum selection of machinery are analyzed.
本文依据模糊综合评价的基本原理，通过对影响施工机械选型的技术和经济指标分析并进行归一化处理，科学合理地确定权重，建立了模糊评价选优决策模型。
In the light of the basic principle of unit reliability assessment, the general models of entropy method synthesis are established for system reliability first approximate confidence limits.
根据单元可靠性评定的基本原理，给出了基于信息理论的发动机可靠性第一近似限综合评定的基本模型。
First, the traditional speech detection method based on short-time energy is discussed, including its principle and implementation.
本文的具体研究工作主要有以下几个方面：首先，讨论了传统的基于能量的起点检测方法。
This method is not from the first principle. A better approach is based on the reduced density matrix, which eliminate the infinite number of the freedoms of the dissipative environment.
该方法不是从第一原理出发，因为耗散环境应该被看成是自由度为无限维的谐振子或原子系统，对它的求解最好的方式是求解约化密度矩阵方程。
The principle that life is the first and the rescue method of the delivery after classification are stressed.
强调了“生命第一”的原则和“分类后送”的救治方法。
Aimed at updating the present method punching rope-hole in wrecked ship salvaging, the concept of a move-in-mud robot based on creeping principle is proposed for the first time in this paper.
本文针对目前沉船打捞作业中潜水员手工攻打千斤洞的现状，首次提出了拱泥机器人的概念。
The main contents about geometric nonlinear analysis of suspension Bridges are as follows: First of all, the basic principle of geometric nonlinear finite element method for structures is introduced.
悬索桥几何非线性分析部分的主要内容如下：首先，介绍了结构几何非线性有限元的基本原理，推导了几何非线性分析的T。
The second-order NLO properties of a series of tri-nuclear transition metal clusters with incomplete cubane-like structures were studied by using the first-principle quantum chemical method.
研究了具有欠完整立方烷构型的过渡金属原子簇分子的二阶非线性光学性质。
The second-order NLO properties of a series of tri-nuclear transition metal clusters with incomplete cubane-like structures were studied by using the first-principle quantum chemical method.
研究了具有欠完整立方烷构型的过渡金属原子簇分子的二阶非线性光学性质。
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