查询词典 compressible

Based on unsteady N-S equation of three dimensional and compressible viscous fluid, the aerodynamic performance for the fast special container flat wagon at the speed of 160 km/h was calculated numerically by adopting the technology named slippage grid.

摘 要：利用三维、可压、非定常N-S方程，采用滑移网格技术对我国正在研制的160 km/h快速集装箱专用平车与动车组分别在明线和隧道内会车时的气动性能进行数值模拟。

In recent years supercritical CO2 (SC CO2) has been widely used in environmental Earth sciences and the solvating properties of SC CO2 in the compressible region play a very important role in applications.

近年来超临界CO2在环境地球科学领域应用广泛，在这些研究应用中，CO2流体在超临界状态下的溶剂化特性起到了十分重要的作用。

Serre was improved for Cauchy problem of compressible adiabatic flow through porous media, and a complete result on the global existence and the blow_up phenomena of classical solutions of these systems.

Serre得到的关于多孔介质中可压缩流体力学方程组解的存在性结果，给出了其Cauchy问题的一个关于经典解整体存在和破裂的完整结果·这些结果说明强耗散有助于&小&解的光滑性

The pressure distribution equations for slightly compressible fluid flow in fractal porous media for the plane-radial and plane-parallel flows are presented, and they are found to be formally the same as those obtained by the conventional method.

分形多孔介质中径向和平行流动的压力分布方程在形式上与传统方法所得一致。

The PILA white/grey rubber blanket features high abrasion and UV resistance as well as non-directional cutting. Its internal micro-porous structure, at the same time, makes it compressible and enables printing on rough surface of plastic containers.

PILA 白色/灰色橡皮布具有高度耐磨，耐 UV ，裁剪无方向性等特点，同时，内在的多微孔微观结构使其可压缩，易于在不平整塑料容器表面印刷。

Assuming fluid is and viscid and slightly compressible, bubble collapse near rigid boundary and free surface is simulated, displaying characteristics such as formation, penetration and impact of reentrant jet as well as vortex ring and bubble rebound.

采用粘性、微可压流体模型，数值模拟了空泡在刚性边界和自由面附近溃灭及空泡溃灭后流动的发展，显示了空泡溃灭过程中的凹陷射流形成、空泡贯穿、射流冲击、涡环的形成和空泡回弹等流动特征，提出空泡回弹的另一种机制是凹陷射流冲击形成的旋涡。

This model suggests that the field directionality is J-compressible signal in the bearing space.

这一模型告诉我们场方向性在象限空间是J-可压缩的信号。

This model suggests that the field directionality is J-compressible signal in the bearing space.

高功率。该模型表明这个领域J-compressible定向信号在轴承空间。

By the fullscale test of unsteady-flow fire in tunnel, applying aerodynamics of one-dimensional compressible unsteady-flow the relation between thermal power and thermal resistance in burning zone was analyzed, and its calculational methods were discussed. It is shown that besides heating swell, resistance and...

无论平巷或斜巷的燃烧，燃烧区的热动力势是最强的，其变化梯度为3～6Pa/m，压力最低点位于燃烧区的出口；热动力的概念把巷道一般流动损失、火区流动损失和火风压完全统一起来了，解决了实际巷道火灾燃烧区热力计算的困难，使火灾时期的风网解算更符合实际。

We expect chewing gum to be hewy, crackers and potato chips to be crisp, and steak to be compressible and shearable between the teeth.

我们希望口香糖非常耐嚼，饼干或土豆条又酥又脆，牛排咬起来要松软易断。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。