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- Perforated plates correspond to heterogeneous media. 多孔板相当于均匀介质。
- It is demonstrated that the use of the perforated plate affords a high level of gas holdup,especially at higher superficial gas v... 结果表明,多孔板分布器加入后淤浆床内的气含率较高,这种差异在较大表观气速下尤为明显,同时床内的流动变得均匀。
- The design program has been introduced with a perforated plate distributor in a molecular sieve adsorber of a small scale air separation unit as an example. 以小型空分设备分子筛吸附器的孔板分布器为例，通过例题演算，介绍了设计程序。
- The hydrodynamics of slurry bubble columns with and without a perforated plate distributor have been investigated with a coal solid concentration of 29% (wt) under a continuous operation mode for both liquid and solid. 摘要对于有、无进料口多孔板分布器两种结构下淤浆床中的流动特性进行了考察。
- It is demonstrated that the use of the perforated plate affords a high level of gas holdup, especially at higher superficial gas velocities, and nearly uniform distributions of the solid within the column. 结果表明，多孔板分布器加入后淤浆床内的气含率较高，这种差异在较大表观气速下尤为明显，同时床内的流动变得均匀。
- Holdups ofdispersedandgasphaseingas-agitated sieve plate extraction column. 气体喷射筛板萃取塔滞液率和气含率的研究。
- Taking into account the climate of Guangzhou that strong horizontal solar and highly annual air temperature, and also consider for integrated solar building, a unglazed perforated plate double roo. 本文针对广州地区水平太阳辐射强烈、年平均温度高的气候特点，考虑了太阳能利用设施与建筑结合的要求，设计了多孔板构造双层屋面结构，试图在屋面满足隔热要求的同时探索热利用的途径。
- Based on tiny-hole theory and two assumptions, with design method of tiny-hole flux principle, the flux uniformity of all tiny holes on perforated plate flow distributor is ensured. 摘要根据锐孔理论和两个假定，并应用锐孔流量原理的设计方法，保证通过孔板流量分布器所有锐孔的流体均匀。
- The paper describes the different processes relating to air precooling systems and cooling towers of spray type,perforated plate type and packed type with their advantages and deficiencies analyzed. 介绍了空气预冷系统的不同流程以及喷淋式、塔板式、填料式冷却塔,分析了其优缺点;
- coordinated ceremic plate extractor 压力板仪配套
- A packed bed of granular material sandwiched by two perforated plates, is a good distributor. 两块孔板中间填有一层颗粒物料，是一种很好的分布板。
- A novel method of car license plate extraction based on Probabilistic Principal Component Analysis (PPCA) is presented. 摘要提出了一种新颖的采用概率主成分分析的车牌提取方法。
- "In making pasta, semolina dough is rolled out and sliced or compacted and forced through perforated plates (dies) that form it into the desired shape. 在制作过程中，粗粒小麦粉被揉成面团，并通过模子挤压成带状、线状、管状和种种特殊形状。
- Both mass transfer efficiency and throughput capacity of sieve plate extraction columns can be greatly improved with air-agitation. 在筛板萃取塔中引入气体搅动,既能明显提高装置的传质效率,又能大幅提高装置处理能力。
- perforated plate sound absorption construction 穿孔板吸声构造
- It is proved by experiment results that the antinoise ability of the method is strong and the license plate extracted is accurate and complete.The method is practical. 实验结果表明，该方法抗噪声的能力强，提取出的牌照准确、完整，具有很好的实用价值。
- perforated plate header configurations 孔板型结构封头
- hole diameter of sieve perforated plate 筛板孔径
- Comparative studies of perforation plate structures of vessels in Ranunculaceae. 毛莨科植物导管穿孔板结构的比较观察.
- Results show that the acoustic system of micro perforation plate can effectively reduce discharge noise. 试验表明,微穿孔板吸声结构可有效地降低排气噪声。
