The density of solids under zero temperature and zero pressure is an important physical parameter .

固体在零温 零 压下的密度是一个重要的物态参数。

When the regulation is performed by variable flow rate there exist two operation regulation modes with fixed zero pressure difference and variable zero pressure difference .

采用变流量调节时，存在定 零 压差点和变零压差点两种运行调节方式。

Two-component LDV measurements in a turbulent boundary layer with zero pressure gradient have been performed .

利用二维LDV系统对 零 压力梯度下光滑面和减阻沟槽面湍流边界层流场进行对比测量。

The property is the limit as p goes to zero of pressure times molar volume .

与摩尔体积的乘积，在 气体 压强p趋于 0时的极限。

Clausing and Dayton discussed the gas flow patterns at the exit and entrance of cylindrical tubes while assuming a zero pressure at the tube exit .

Clausing和Dayton在假设管道出口 压力 为 零条件下，讨论了圆管出口和入口处的气流分布情况。

The two semibridge were equal in full span and zero pressure output value was equated to zero nearly by adjusting zero pressure output and full span .

并通过零位调节和满量程调节，在实际上使两个半桥的满 量程相等， 零位近似为零。

Measurements of flow field by means of a two-component LDV have been carried out in turbulent boundary layers over a smooth surface and a spaced V-type drag reducing grooved surface with a zero pressure gradient .

以光滑平板及间隔V型减阻沟槽面 为研究对象，利用二维 LDV系统获得光滑平板及沟槽板上部区域湍流边界层流场的流动参数。

We make a primary study to the capability of heat interchanger influencing factor to the zero pressure surface temperature distribution on the surface of radiant tube influencing factor to nitrogen oxide emissions and the performance of lifting jet .

重点研究了辐射管换热器的性能、辐射管 零 压面的影响因素、辐射管表面温度分布以及影响氮氧化物排放量的因素和引射器的性能研究。

A Method of Estimating the Density of Solids under Zero Temperature and Zero Pressure

固体零温 零 压密度的估算

Two-dimensional stationary compressible boundary layer with zero pressure gradient is numerically simulated with GAO-YONG turbulence model . Employing staggered grid arrangement SIMPLE / SIMPLER code and a second-order QUICK scheme are used .

应用SIMPLE/SIMPLER方法及QUICK格式求解GAO-YONG可压湍流方程组，对二维 零 压力梯度可压平板湍流边界层进行了数值模拟。

Thirdly the mechanism of two-phase flow oscillation namely zero - pressure - drop is described .

描述了两相流振荡机理，即 零 阻降机理。

When coal gas maintains the zero pressure at the zero pressure valve under the condition coal gas soakage along with air volume change according to proportion change thus achieves full burning .

当煤气在零压阀保持 零 压的条件下，煤气吸入量将随着空气量的改变按比例变化，从而达到充分燃烧。

Complete gravitational solution of a star with uniform density and zero pressure

均匀密度 零 压星的完整的引力解

Based on the equation of states at zero pressure the lattice parameters elastic constants and bulk modulus of anatase are obtained .

基于 常压下的状态方程作者得到了锐钛矿的晶格常数、弹性常量和体变模量。

The collapse solution of a star with uniform density and zero pressure given in the classic paper of Oppenheimer and Snyder is proved to be incomplete ; it cannot correctly connect the Friedmann and Schwarzschild metrics as the interior and exterior solu tions .

证明了Oppenheimer和Snyder关于均匀密度 零 压星的引力塌缩的经典解是不完整的，它并不能正确地连接作为内解和外解的Friedmann度规和Schwarzschild度规；

Experimental Study on the Dilatancy Nature of Rocks under Zero Confining Pressure

零围 压下岩石剪胀性能的试验研究

Even if that can be properly tackled are you sure that the easier job you anticipate would be really as easy as with zero pressure ?

即使你顺利地找到了，你能确定这份预期更轻松的工作真的就一点 压力都 没有么？

Previous work mostly involved in zero pressure of the properties and electronic structure of the material .

前人的工作多涉及在 零 压下的材料的结构性能和电子结构等的研究。

This is Lei-ring at zero pressure and under high pressure from the role of the reasons for sealing .

这就是蕾形圈在 零 压和高压下起密封作用的原因。

We briefly explain the origin of electric drift of the bridge offset and use these results to eliminate the temperature drift for the bridge offset output at zero pressure .

并结合实验结果对模拟结果进行分析，并简要地论述了电桥零点输出电漂移的起因以及如何利用这些结果来消除热 零点 漂移。

Thirdly the linear stability of plane shearing flow with non zero pressure gradient is studied . The conception of yield stress saturation is proposed .

论文第三部分对电流变液非 零 压力梯度平板剪切流动的稳定性进行了分析，提出流场对屈服应力达到饱和的概念；

In the heat-supply system with distributed variable frequency pump there exists a zero pressure difference at which supply and return water pressures are equal .

分布式变频泵供热系统中存在 零 压差点，该点供回水压力相等。

When the operation regulation mode with fixed zero pressure difference is used the different regimes of the heat-supply system during the whole heating period are similar with simpler operation regulation and smaller energy consumption for transmission .

采用定 零 压差点运行调节方式时，供热系统在整个供暖期的各种工况均属于相似工况，运行调节较为简单，输送能耗也较小。

An experimental Investigation of the Sealing Characteristics of a Zero Pressure Zero Leakage Lubricated Spiral Groove Mechanical Seal

零 压 差零泄漏液体润滑螺旋槽机械密封性能的实验研究

In contract to the conventional boundary condition with zero pressure gradient an accurate formula for boundary condition of pressure is derived .

区别于传统的 压力梯度 为 零的边界条件，推导出一个更精确的压力边界条件。

The circuit can realize the braking and the forward and the reversal of the motor and it has the functions of the short-circuit protection and over current protection and zero pressure protection .

该电路可以实现电机的制动、正转和反转，并具有短路保护、过载保护和 零 压保护功能。

Even if the region isn 't currently experiencing outright deflation inflation is so close to zero that pressure has been building on the ECB to do something for months .

就算目前没有出现通缩，欧元区的通胀率也已经非常接近于 零，导致欧央行在过去几个月中一直面临着采取措施的 压力。

The other is a mechanical automatic reversing mechanism designed for atmospheric pumps which adopts involute ( zero pressure angle ) cam mechanism as reversing mechanism .

另一种是为气压泵设计的机动自动换向机构，该机构是利用渐开线（ 零 度 压力角）凸轮机构作为换向机构。

The bulk modules and the energies of zero pressure are obtained by using Murnaghan equation of states . The results show that the a-Li2Mg ( NH ) 2 is a ground state configuration .

通过Murnaghan状态方程得到了体积模量和 零 压力下的能量，计算结果表明a-Li2Mg（NH）2为基态构型。

Under the premise of fixed zero pressure almost to the efficient operation of variable frequency pump area and the pipe network resistance constraints to establish a simple mathematical model of the pump selection .

在定 零 压差点的前提下，以变频泵运行高效区、管网阻力和水泵性能曲线方程为约束条件，建立一种简单的水泵选型的数学模型。