查询词典 one dimensional

Japan-Tefeno-Shikano methodis considered as an effective method of improving the qualities of heavy forgings. But the traditional JTS processing is complex, and it causes material damage of forging surface. So a new method is proposed, which requires only one-dimensional temperature gradient and the flat anvils to avoid the disadvantages mentioned above.

在大锻件的锻造过程中，为了锻合缺陷，提高锻件内部质量，采用中心压实法可以起到较好的效果，但是由于传统中心压实法锻造的操作复杂，工况较差，而且锻件表面容易产生压伤和折叠等问题，所以提出一种新的中心压实法―一维温差中心压实法，即只对锻件上下表面强制冷却，建立一维的不均匀温度场，采用平砧进行锻造，从而避免上述问题。

Based on the estimation of the directions of arrival and the Doppler frequencies of the sources, a quaternion model was proposed, which made the estimation of the DOA and the Doppler frequencies similar to that of one-dimensional azimuths so as to avoid direct and indirect pairing with the complex model.

针对阵列信号处理中方向角、多普勒频率的同时估计问题，提出了方向角、多普勒频率的四元数模型，使估计方向角、多普勒频率二维问题与估计一维问题相类似，从而避免了在经典的二维复数模型估计中直接或间接的配对。

The expression of one-dimensional mathematical model of vertical migration of ammonia in the CRI system is:The parameters in the CRI model are determined as following: the retardarce coefficient is determined by static isothermal absorption experiment, the velocity of sewage travel through the soil column is determined by permeability test, the vertical dispersion coefficient is determined by test the electric conductivity of tracer in the dispersion experiment, the rate of nitrification and denitrification is determined by test of Baps technology.

依据单一氨氮、硝氮配水条件下的试验结果，引入多孔介质的溶质运移理论及对流-弥散方程，考虑NH4+-N在CRI系统中的运移受到对流和水动力弥散作用的影响，并吸附-解吸、硝化与反硝化3个过程，首次将配水流经CRI土柱的孔隙水流速方程与CRI土柱内发生的、以氧为约束条件的硝化、反硝化过程联系起来，建立了CRI系统一维垂向氨氮运移转化数学模型，表达式为：研究分别通过静态等温吸附实验率定了模型方程中的阻滞系数、通过渗滤试验测定了土柱中的孔隙水流速、通过测定弥散试验中示踪剂的电导率确定了纵向弥散系数、通过气压过程分离技术测定了土柱中的总硝化与反硝化反应速率常数，最后通过测定土柱沿程氧化-还原电位的方法分析氨氮在CRI系统中的运移转化机理。

This paper mainly discuss some analytic and numerical results for one-dimensional SU(2) and SU(3) bosons in periodic boundary condition and in hard well boundary condition by using the Bethe Ansatz method.

本文主要讨论的是通过Bethe Ansatz 来得到一维SU(2)和SU(3)玻色子在周期势和在无限深势阱中的_ 相互作用的一些解析和数值结果。

Discrete gap breathers in a one-dimensional diatomic β-FPU chain are studied by linear stability analysis.

采用线性稳定性分析的方法，讨论了一维β-FPU双原子链中呼吸子解的稳定性问题。

It also denes the basic theory of multidimensional digital signal processing, particularly with respect to how linear and nonlinear ltering, transform computation, and sampling are generalized from the one-dimensional case.

它还denes的基本理论的多维数字信号处理，特别是关于如何线性和非线性ltering ，变换计算，和取样是广义的一维情况。

This thesis mainly discuss Dirichlet spaces of one-dimensional diffusions and their regular subspaces.

本文主要讨论了一维对称扩散过程的Dirichlet空间和它们的正则子空间。

We investigate the nearest-neighbor entanglement in a one-dimensional dimerized Heisenberg model as a function of temperature and the magnetic field.

外磁场和温度均可以控制纠缠的大小，合适的磁场和温度能够使纠缠重现，而当磁场或温度超过一定值以后，相邻两量子位间的纠缠都会消失。

We proposed two one-dimensional diatomic chain (i.e.complex-lattice) Frenkel-Kontorova models to simulate the 2×N reconstruction inthe dimerized overlayer systems with vacancies.

为了模拟有空位二聚物表层系统的重构现象，我们提出了两个一维双原子链FK模型。

In Chapter three, we mainly discuss the numerical method of the one dimensional nonlinear Schr〓dinger equation

在第三章中，主要结果是针对色散系数σ依赖于时间且仅属于有界、可测情形的一维非线性薛定谔方程

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。