查询词典 dimensionless

Concludingly, in explaining the viscous effect of model'' s dynamic aerodynamic cha-racteristics, factor Kd this dimensionless parameter might be more useful than Re.

应该指出，L.E.ERICSSON［2］很早就注意到了静/动稳定性的反向演变现象并做了若干分析工作，但是，国内至今还未引起人们对这一重要气动现象的足够认识，发表本文的目的之一，就是为了引起人们对这一问题的重视。

M/s. The following dimensionless relationships were obtained: Sh=2+0.073Re〓Sc〓〓〓 The desulphurization process by powder injection and blowing in RH refining of molten steel and its mechanism have been considered and analyzed. Based on the tworesistance mass transfer theory and the mass balance of sulphur in the system, a kinetic model for the process has been developed. The related parameters of the model have been reasonably determined. Modeling and calculations for the process by injecting and blowing the lime based powder flux under the assumed operating modes in a RH degasser of 300t capacity have been carried out using the model.

考虑颗粒与液流的相对速度，RH—PTB条件下熔池传质特性可由下式表征： Sh=2+0.073Re〓Sc〓考虑紊流中脉动速度引起的能量耗散，RH—PTB条件下熔池传质过程服从如下关系：〓将粉剂颗粒与钢液间的传质当作刚性的气泡与钢液间的传质处理，对RH—PTB过程有：〓考察和分析了RH喷粉脱硫过程及机理，基于双重阻力传质理论和体系内硫的质量衡算，建立了RH喷粉脱硫过程的动力学模型，确定了模型各有关参数，包括各传质系数和脱硫处理过程中钢液内参与脱硫反应的粉剂量等。

Finite-time thermodynamics was applied to analyze the characteristic of the cycle dimensionless power output the efficiency and the optimal intercooling pressure ratio of an irreversible closed intercooling regenerated Brayton cycle coupled to constant-temperature heat source.

用有限时间热力学方法首次研究了恒温热源条件下不可逆闭式中冷回热燃气轮机循环的功率、效率以及中间压比特性，导出了无因次功率及效率的解析式。

According to this model, the dimensionless velocity potential of the incident acoustic field,(where, F is the velocity potential, v 0 the velocity amplitude of the vibration source, k =2 p / l the wave number), can be expressed as an integral equation over the surface of the levitator emitter and reflector, and then solved by the boundary element method.

该模型将入射声场速度势 F 的无量纲形式，（ v 0是声源振动速度峰值， k =2 p / l 是波数），表达为发射端和反射端表面上的边界积分方程，并通过边界元方法求解。

In the theoretical analysis, a dimensionless Nose Performance Coefficient A^ is introduced for describing the penetration performance of general Ogive-Nose, which is available for ogival, conical, flat, and truncated nose projectiles.

在理论分析方面，文中首先提出了一个描述尖拱类弹丸侵彻性能的无量纲头形系数从，该系数适用于卵形、锥形、平头和截头弹丸。

According to the fact that the otolith system is overcritically damped and the max- imum displacement of the otolith,δ〓 is independent of the dynamics, the upper limit of the Young's module of the gel layer and the estimated value of the dimensionless parameter εwere given,〓 which provided the theoretical basis for the experimental method and the theoret- ical analysis.

根据耳石层运动高度过阻尼而且最大位移〓与运动模式无关的事实，理论上给出了胶质层的Young's模量的上界估计表达式以及无量纲参数ε的参数估计式为〓从而为实验测量方法和理论分析提供了理论依据。

Through assuming the same character of continuum and smooth at dimensionless coagulation rate when Péclet number as the independent variable, the analytical results of the three perturbational orders of weak Brownian motion on the strong gravitational motion are gained.

再给以纯Brown碰并率无量纲化的碰并率对于极值点对应的Péclet数有同样连续光滑的性质，求得中Péclet数条件下，重力对流与Brown运动都不能看成小量的耦合碰并条件下，粒子的碰并率；并同时得到高Péclet数条件下碰并率的后三阶解析解。

A dimensionless moisture diffusion model is also presented in this paper for the drying of potato,the obtained results of which accord well with the experimental ones.

最后通过无量纲化方法建立了考虑收缩特性的土豆-水分扩散模型，实验数据与模拟结果趋于一致。

Results show that: for impellers with variable dimensionless outlet widths, diffusers of different scales exhibit distinct responses.

研究结果表明：叶轮出口无量纲宽度不同，扩压器尺寸的影响表现也不同。

In introducing the basic conceptions of the direct variable method and the dimensionless method, the developing laminar flow with the gravity in plane were solved. Meanwhile, these problems were also calculated in structured meshes and unstructured meshes for numerical solutions.

在介绍直接变量方法与无量纲方法基本概念的基础上，求解有重力作用下的平板流动的各种情况，并在结构化网格与非结构化网格两套程序中进行数值解的计算。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。