The characteristic method is applied and the weak discontinuous solutions of homogeneous quasilinear wave equations are discussed.
主要分析一维拟线性波方程的解的间断性。
Numerical simulation in one-dimensional unsteady flow of thermal dynamic cycle process in PDE is presented by the characteristic method.
对脉冲爆震发动机的热力循环过程应用特征线法作了一维流场的数值模拟。
The characteristic method was used in simulating computation of non steady gas flow process in the exhaust system of model 15a petrol engine.
针对15A型二冲程汽油机排气系统的流动过程进行了模拟计算,对计算中某些边界条件的计算方法进行了探讨。
In contrast to other similar schemes based on characteristic method, the C-I scheme gives a clear view for down-going and upcoming wave fields.
与基于特征法的其它类似方法相比,C - I法给出了下行和上行波场更明确的描述。
In this paper, the characteristic method is used directly to solve this problem of identifiability, and the obvious solution to this problem is obtained.
本文利用特征线法直接求解该辨识问题,得到了该问题的显式解。
With that an engine performance calculation method was deduced. The PDE performance calculation result shows that characteristic method is feasible and accurate.
并举算例进行了计算和分析,结果表明应用特征线算法计算pde性能是可行而且准确的。
By using the dynamic mesh model in CFD software to calculate the pipe valve closing, use the characteristic method and the experiment to compare with the same model.
运用计算流体动力学(CFD)的动网格技术对管道中的阀门关闭进行了动态模拟,针对同一模型,并与特征线法及试验进行了比较。
Based on the relation between true error and residual error, the author puts forward a characteristic method for detecting and locating multidimensional gross errors.
首先分析真误差与残差的关系,并以此关系为基础,提出一种新的、有特色的多维粗差探测与定位方法。
The solution of the heat transfer submodel is worked out by the finite differential method; while the solution of the flow submodel is worked out by the characteristic method.
该模型由一传热子模型和一流动子模型耦合组成,分别用有限差分法和特征线法求解。
First, the partial differential equations are transformed into discrete space, discrete time nonlinear difference equations through characteristic method and finite difference approach.
首先,通过特征线法和有限差分法得到了时间离散和空间离散的非线性状态方程。
Purpose The goal for understood the Xianyang measles epidemic characteristic Method The analysis of the situation on the Xianyang 2003-2005 year Measles Surveillance System (MSS) operation .
目的为了解咸阳市麻疹流行特征,方法对咸阳市2003-2005年麻疹监测系统(MSS)运转情况进行分析。
RESULTS: 19 kinds of Steroids in natural musk samples were illustrated by library searching or structure elucidation. and the characteristic method of telling the true from the false is proposed.
结果通过谱库检索及结构解析确定了19种甾体成分的结构并提出了辨别麝香真伪的特征方法。
The classical homogeneous nucleation theory was adopted. The theoretical analysis and numerical calculation of water vapor condensation process were completed by means of the characteristic method.
本文采用经典成核理论,将特征线方法应用到水蒸汽凝结过程,进行了理论分析和数值计算。
Using the new method, TB bacteria are grown in a liquid, where they form characteristic tangles that are easily recognised under a microscope.
在这种新的方法中,结核菌是在液体中培养的,它们在其中形成有特点的缠结,在显微镜下很容易识别。
Unfortunately, the effect of this characteristic is that a lower-level method that isn't the transaction owner might perform a rollback on exception.
遗憾的是,此特性的效果是,作为非事务拥有者的较低级方法可以对异常执行回滚。
The method exploits a characteristic of immune cells carried in the blood known as t cells. The approach enables scientists to estimate a person's age, give or take nine years either side.
在这种方法中,科学家通过运用血液中携带的免疫T细胞的特点,可以估计一个人的年龄,而误差为九岁左右。
The characteristic parameter and similarity classification is a new method for correcting the matrix effect.
特征参数和相似分类方法是一种新的基体效应校正方法。 。
At first, it analyzes the main idea, characteristic and the action method of the advanced production mode, brief introduce the effect to the management by promoting quality level and decreasing cost.
首先,对先进生产模式的核心思想、特征与实施方法进行了分析,简要论述了提高产品质量、降低成本对经营管理水平等方面的影响。
The antinomy of traditional culture with other foreign culture. the similar design method with regional characteristic express particularly in clash for obvious.
传统文化与世界其他文化、地域性特征与设计方法趋同性之间的矛盾冲突中表现得尤为明显。
The zero and linearity characteristic of differential pressure transducer is corrected with method of water column correction to ensure higher precision differential pressure data.
采用水柱校正法对差压传感器的零点及线性特性进行校正以保证高精度的差压数据。
Wang Shiduo also proposed is characteristic suppresses the population growth the method.
汪士铎还提出了独具特色的抑制人口增长的方法。
This method USES linear array CCD characteristic with high resolution capacity and has certain practical value and application prospect.
该方法充分利用了线阵CCD分辨率高的特点,并且具有一定的实用价值和应用前景。
A new method of obtaining linkage characteristic polynomials based on the adjacency matrix of the kinetic chain is presented in the paper.
本文介绍了一种建立在运动链关联矩阵基础上求解运动链特性多项式的新方法。
The characteristic of the method is that the floating parameters of the ship can be calculated in time after each unit of weight is loaded on board.
这个方法的特点是,可以依次对每一项船舶装载的重量都计算出相应的船舶浮态参数。
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 theoretic model and actual seismic data prove that GST is a feasible and effective method in extracting the characteristic information for its anti-interference ability.
通过理论模型和实际资料的试算表明,广义s变换在特征信息提取方面是行之有效的,具有较强的抗干扰能力。
His method of study was characteristic.
他的学习方法是别开生面的。
Leading into the complex refractive index and making use of the characteristic matrix method, the photonic bandgap of photonic crystal with the variety of the absorb is studied.
引入复折射率并利用特征矩阵法,研究了光子晶体的吸收对光子晶体能带的影响。
Leading into the complex refractive index and making use of the characteristic matrix method, the photonic bandgap of photonic crystal with the variety of the absorb is studied.
引入复折射率并利用特征矩阵法,研究了光子晶体的吸收对光子晶体能带的影响。
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