phase boundary

The theoretical analysis of boundary layer in vane of centrifugal two-phase flow pump may provide a basis for flow drag in vane surface and a theoretical evidence to determine vane curve.

离心式固液两相流泵叶片的边界层的理论分析，可以为分析流体在叶片表面沿程阻力提供基础，进一步也可以为确定叶片型线提供理论依据。

meanwhile, the high lattice energy of morphotropic phase boundary ( mpb) and the appearance of tetragonal contribute a lot in the enhancement of dielectric property.

同时，准同相界的高晶格活性及四方相的出现也是陶瓷材料介电性能提升的原因之一。

Results show that the phase boundary comprises two segments relating to the purely new phase and mixed phase respectively.

相边界包括纯新相和混合相两段。

Also, combining the percolation equation with the phase balance calculating theory and the initial conditions and constant pressure boundary conditions, the mathematical model is developed to predict the production performance of condensate gas wells after fracturing.

应用物质平衡原理和运动方程建立了总烃和第i组分烃的渗流方程，结合相平衡计算理论、初始条件和定压边界条件，提出了预测压裂后凝析气井生产动态的数学模型；

According to the present and development situations on studies of ceramic-based composites, this paper put forwards a preliminary concept on phase boundary engineering in ceramic-based composites for attracting the widespread attentions of the materials scientists.

根据陶瓷基复合材料的研究现状及发展趋势，本文在论述相界作用的基础上提出了相界工程的初步概念，以期引起材料科学工作者对复合材料中相界工程的广泛重视。

In this paper, the contact reaction between Aluminum and Copper and its liquid phase behavior were studied by means of experiment simulation and analysis based on the theory of surface and grain boundary diffusion in metallurgy.

采用模拟的方法，系统研究了Al/Cu接触反应及其液相行为的特点，并运用金属学中表面扩散和晶界扩散等理论进行了理论探讨。

Movable Phase Boundary Model for Once Through Steam Generator Analysis

可连续移动相边界的直流式蒸汽发生器模型

Calculating the phase boundary of coesite-stishovite by using thermodynamic method

用热力学方法计算柯石英-斯石英的相边界

Formation of Functionally Graded Material during the Propagation of Phase Boundary under Shock Loading

冲击相边界传播过程中梯度材料的形成

According to the comparison, the added mass coefficient and water depth index developed by this paper can be applied more suitable for the water tank model with the elastic support boundary conditions, and they have a certain accuracy in solving the same phase vibration.

对比结果显示，本文推导的附加水质量系数和水深系数公式更适合被用于计算具有弹性支撑边界条件的水舱模型，在求解同相位振动时有一定精度。

Berry Phase of the Finite Deep Column Potential Well with Motive Boundary

有限长运动边界圆柱型势阱的Berry相因子

Electronic Structure of Anti Phase Boundary in FeAl Alloys

FeAl合金中反相畴界的电子结构

The advantage and feasibility of pure open loop control of single phase boost power factor corrector are analyzed in this paper. The boundary of CCM and DCM is also presented in this paper.

讨论了Boost型功率因数校正器采用开环控制的优越性与可行性，分析了系统的开环工作性能，并且给出了变换器工作于电流DCM的临界条件。

Since trigonometric functions are continuous at all points including the boundary of the principal value region, this technique naturally solves the problem of the break of phase differences and eliminates the data match error.

由于三角函数在主值区间内及边界处都是连续的，因此该方法解决了相位差在主值区间边界处的跳变问题，从而完全消除了相位差跳变引起的数据拟合错误。

The variation of the carbon diffusion coefficient at the vicinity of the phase boundary during the process of eutectic solid state phase transformation of the phase boundary was analyzed.

然后分析了碳钢在过冷等温时，相界面共格的固态相变过程中，相界面附近碳的扩散系数变化的情况；

As the pearlite in it contains cementite phase and has high crystal boundary density, the nucleation and growth of deposits prefer to occur at the pearlite at the beginning during deposition on the surface of annealed 45 steel.

在退火态45钢表面，Ni-P合金镀层优先在晶界及渗碳体表面形核.由于珠光体组织中含有渗碳体相且具有比较高的晶界密度，因而在沉积初期镀层优先形核和生长。

The improvement of YTS is attributed to the grain refinement strengthening of Y and Zn, and to the solid solution strengthening of Zn. The reduction of UTS and elongation are caused by the precipitation of a compound phase along the grain boundary.

Y、Zn元素的细晶强化及Zn元素的固溶强化是屈服强度提高的主要原因；抗拉强度和延伸率的降低是由于化合物相沿晶界析出。