查询词典 reverse

A numerical calculation program is written up for the various solution methods in this paper and the program is being used in various aspects of inverse problem of environmental hydraulics, including inverse problem in reverse process of one-dimensional unstable diffusion, inverse problem in reverse process of convection-diffusion, inverse problem for the dispersion coefficient in water quality model, The inverse problem of coefficient identification for nonlinear Boussinesq equation, parameter identification inverse problem for water quality model, the inversion of parameter of BOD-DO water model, the inverse problem of the source of convection-diffusion, identification of the steady-state permeability for two dimensional isotropic medium, two-dimensional steady inverse problem of convection-diffusion and parameter identification inverse problem for two-dimensional parabolic equation, etc.

对本文提出的各种算法，编制了数值计算程序，并把它应用于环境水力学反问题诸多领域，包括污染物一维非恒定扩散逆过程反问题，对流扩散方程逆过程反问题，河流水质纵向弥散系数反问题，非线性Boussinesq方程反问题，河流水质多参数识别反问题，BOD-DO水质模型参数反演问题，对流—扩散方程源项反问题及二维恒定各向同性介质渗透系数反问题，二维定常对流——扩散方程及二维抛物型方程参数控制反问题等。

The extracted P-wave is reverse-time extrapolated and imaged with a P-velocity model using a finite difference solution of the scalar wave equation, the extracted S-wave is reverse-time extrapolated and imaged similarly, but with an S-velocity model, and converted S-wave data requires a polarity correction prior to migration to ensure constructive interference between data from adjacent source.

在模型中，每个网格点的纵、横波成像时间，为震源到该网格点的纵波初至时间。利用纵波速度模型和声波传播方程的有限差分解，对反射纵波进行逆时延拓和成像，利用横波速度模型和声波传播方程的有限差分解，对转换横波进行逆时延拓和成像，并在偏移前进行极性校正。

So the Reverse Construction Method is the designing of execution and construction, these two facts must be combined very closely. Diaphragm wall have three effects in the Reverse Construction Method, it can countercheck soil, compose the construction and countercheck water.

地下连续墙和立柱，既是施工过程中的临时支护体系，同时又要作为地下结构的永久结构体系，因此逆作法设计不仅是施工设计同时也是结构设计，两者必须紧密结合。

Reverse auctions In a "reverse" or "Dutch" auction, the price is initially set at a very high level, and drops at regular intervals.

反向拍卖在"reverse"或"Dutch"拍卖，最初地定价在一个非常高水平，和下落在正则区间。

This paper discussed the application of EIA in reverse logistics, including evaluation of environmental performance that reverse l...

文中论述了环境影响评价在逆向物流中的应用，包括估计逆向物流的环保意义，以及控制逆向物流系统的环境绩效。

By comparing the equivalent mobility method with the direct solution method and the reverse direct solution method, reverse direct solution method is adapted in solution process because it is more excellent than the others in complicated numeric calculation, and the universality, validity and extensionality of systemic solution are realized.

在分析比较等效导纳法、正向直接法和反向直接法的基础上，发现对需要进行大量数值计算的系统，反向直接解法最为优越，提出将反向直接法作为系统求解的基本方法，实现了系统求解的通用性、有效性和易扩充性。

Zero adjustment function,forward adjust is forward biased,reverse adjust is reverse biased.

零点调整功能，顺时针调整可以偏负，逆时针调整可以偏正。

From the point of view of relation logic, not only can proposition O be reversed but also its reverse has general significance as proposition A, E, I, O do, and the conclusion of its reverse is not any kind of proposition

从关系逻辑的观点看，O命题不但是可以换位的——其换位所得的结论不是 A、E、I、O命题——而且如同 A、E、I 命题的换位一样，O 命题的换位也是有其一般意义的

From the point of view of relation logic, not only can proposition O be reversed but also its reverse has general significance as proposition A, E, I, O do, and the conclusion of its reverse is not any kind of pr...

从关系逻辑的观点看，O命题不但是可以换位的——其换位所得的结论不是 A、E、I、O命题——而且如同 A、E、I命题的换位一样，O命题的换位也是有其一般意义的

In reverse order . This time it came in the reverse direction.

次序颠倒。这一次它是从相反的方向来的。

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？