多孔板

The transition pressure calculated by the model is much closer than that calculated by the existing model. A modified model of squeeze film air damping is developed for the design of high-aspect-ratio damping holes formed by deep RIE process.

本文还提出了开有高深宽比的阻尼孔的多孔板的压膜阻尼的修正模型，为采用深反应离子刻蚀技术制作的阻尼孔的设计提供了手段。

The result indicates that with the decreasing of perforated plate aperture、aperture ratio and weir height and increasing of bare tower velocity, the leakage is hardly to appear.

实验结果表明，多孔板的孔径、开孔率越小，堰高越低，空塔速度越大，越不易出现漏液。

Ozonization with enhancement of hydrodynamic cavitation was used in the degradation of phenol,and the influences of ozone flux,parameters of porous plate,inlet pressure of the porous plate on phenol degradation were investigated.

研究了在水力空化强化臭氧降解苯酚时臭氧通入量、多孔板的参数、多孔板的入口压力对苯酚降解的影响。

To improve contrast and/or color purity, an apertured obstruction plate forming chicanes in the electron paths is arranged between the preselection plate and the fine-selection plate.

为改善对比度和／或色纯度，一个在电子路径中构成障碍的多孔板安置于预选板和精选板之间。

All countries scholar have been looking for new cavitation to replace the ultrasonic cavitation technique, the hydrodynamical technique have lower cost and equipment simpler characteristics than the light or particle cavitation , so it was valuable of

本文所做的主要工作及所取得结论： 1 设计并组装了一套水动力空化反应循环系统； 2 设计了3种不同型号(孔径分别为1毫米、2毫米、4毫米)的多孔板； 3 比较了不同板在不同条件下的空化效应强弱； 4 利用该装置对大肠杆菌菌液进行消毒杀菌的实验研究；结论：(1)在孔径较小时，空化效应更强

The attention is focused on the effects of heat flux, physical parameters of porous plate, pressure of feed water and placement on performance of sublimator.

探索了多孔板的制造方法，设计了水升华器试验组件和试验装置，对不同的多孔板升华器在恒热流条件下进行了试验研究。

Test results have proved that the basic design concept of sublimator is feasible and that sintered powder porous plates can meet experimental needs of sublimator.

试验结果证明文中提出的升华器基本的设计概念是可行的，粉末烧结多孔板可以满足升华器的试验要求。

Breakthrough characteristics of sublimator are discussed.

试验重点研究了不同热流密度、多孔板物理参数、给水室压力及升华器放置情况对升华器性能的影响，并对水升华器的击穿特性进行了讨论。

Chain lockers to be provided with drain well of sufficient capacity, covered by perforated, removable and galvanised steel plate.

锚链舱中应布置有具有足够容量的泄水阱，阱的顶部装有镀锌钢板制成的可拆型多孔板。

The pressure drop of airflow consisting of pressure drop of the perforated plate and liquid-layer is mainly influenced by the plate dimension and bare tower velocity, with the increasing of bare tower velocity, pressure drop of the perforated plate increases. The experimental data are used to develop a correlation as follows:ΔpD＝1.04×10－82g This correlation should be used whenβ＜5％,0.299m/s＜u＜

空气流动的阻力主要由孔板阻力和液层阻力组成，孔板阻力主要受多孔板的几何尺寸及空塔速度的影响，空塔速度越大，孔板阻力越大，对实验数据进行回归分析得出的实验关联式为：ΔpD＝1.04×10－82g 公式适用范围：β＜5％，0.299m/s＜u＜

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。