查询词典 transient

Based on the first linearized Boussinesq equation, analytical solution of the transient groundwater model, which is used for describing phreatic flow in a semi-infinite aquifer bounded by a linear stream and subjected to time-dependent vertical seepage, is derived out by Laplace transform and the convolution integral.

在河渠边界控制下的半无限含水层中，对时变垂向入渗影响下的潜水非稳定渗流模型，利用Boussinesq第一线性化方法，通过Laplace变换并结合卷积原理，导出模型的解析解。

The comparison study with the Laplace transform method of solving the transient temperature distribution and the finite difference method have discussed.

尤其对温度场的边界元求法、模腔的瞬态温度场分析进行了数学推导，对制品瞬态温度场的拉普拉斯变换法求解和有限差分法的求解进行了对比。

ResultsRenal remission achieved in six of 10 patients （60%）, partial remission in three, and unresponsive in one to LEF treatment. Gastrointestinal reaction occurred in two patients, allergy in one, transient leucopenia in one.

结果 共有6例（60%）缓解，3例部分缓解，1例无效。2例出现胃肠道反应，1例发生过敏反应，1例发生一过性白细胞下降，未见肝功能异常。

The compared result of experiment and simulation shows that experiment signals gotten from the transient light signal receiver platform have lower distortion and better quality.

测试与仿真比较的结果表明，利用本文技术搭建的微弱高速瞬态光信号检测平台得到的实验信号失真小质量高，完全可满足实验的需要。

The microwave MMIC technique and EMC theory are introduced in the design process of the transient light signal receiver system which is based on underwater laser backward scatter detecting technique to improve some key technology such as the broadband and low noise etc.

基于水下激光后向散射光信号检测技术，针对微弱高速瞬态光信号接收系统中所要求的宽频带、低噪声等关键技术指标，将MMIC技术和电磁兼容性理论应用于高速瞬态光信号接收系统的设计过程中。

The influence of the line arrester on the lightning withstand level of 35kV transmission lines was simulated and calculated by electromagnetic transient software ATP-EMTP. The results show that the joining of line arrester can obviously improve the lightning withstand level of 35kV transmission lines, and is especially effective when the lightning directly strikes the conductor.

计算结果表明，在"易击段"架设线路避雷器后，可明显提高35kV输电线路的耐雷水平，尤其雷直击导线时，线路避雷器的作用效果更加明显；雷击杆塔塔顶时，杆塔接地电阻是影响35kV输电线路耐雷水平的重要因素。

The displacement,velocity and acceleration of linear motor could be measure simultaneously by this system,and the transient response time could also be determined.

系统能够同时测量并绘制出超声电机运行过程中的位移、速度和加速度曲线，方便确定其响应时间，且具有实现简单、操作方便、易于扩展等特点。

In the meantime, we got several achievements during the process:Firstly, a sequence encryption algorithm of real-time video in use of one dimension piece-wise linear chaotic map is carried out. This algorithm makes use of Inter' s SSE2 special dictates and makes nonlinear change of chaotic sequences.As a result, the algorithm not only encrypts faster, but also resists several cipher analysis methods. Secondly, this paper presents a block encryption algorithm of real-time video based on chaotic neural network which makes use of numerical transient chaotic neural network to produce chaotic sequences and uses these sequences to do encryption.

同时，在实现系统的过程中，取得了以下研究成果：(1)提出了一种利用一维的分段线性混沌映射来对实时视频进行序列加密的算法，该算法利用Inter的SSE2专用指令集来实现，并对产生的混沌序列进行了有效的非线性变换，从而使该算法不仅加密速度快，并且能有效的抗多种密码分析；(2)提出了一种利用混沌神经网络对实时视频进行分组加密的算法。

In subspace projecting point of view, chapter 8 considered a transient detecting scheme base upon matching projecting on the linear time-frequency subspace of observing space, and gave a fast implementation way of matching filter for two type of signals, together with its performance analysis.

第八章从子空间匹配投影的角度研究了一种基于线性时频变换信号子空间匹配投影的暂态信号检测方案，推导了线性时频域上两种信号的匹配检测器的快速实现形式并进行了性能分析。

Their lives are far more than those political, social and economic problems, and more than transient livelihood.

他们的生活远不止那些政治的、社会的和经济的问题，远不止一时的基本的柴米油盐问题。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。