过滤

The effect of temperature on the characteristic of the granular bed filter at high temperature was investigated, and the formulae of dust removal efficiency and pressure drop with temperature were obtained.

针对工业界的高温除尘问题，采用固体颗粒床除尘方式，对砂砾作为过滤介质的可行性和实用性进行了研究。

The decreasing of effective porosity of filter bed is resulted in by the changes of the specific deposit and the porosity of filter bed, dominated by the former.

过滤过程中，滤床有效孔隙率的减少是比沉积量和滤床孔隙率共同作用的结果，且以前者为主。

Based on the concept of the tanks-in-series model, the filter bed is considered as a series of unit filter elements in this thesis.

本文借助多段串联混合槽模型的概念，将均质滤料滤层分化成一系列沿过滤水流方向串联的单元滤床来进行研究。

In the paper, a high temperature dust removal test system of the moving granular bed filter without screen was developed and established, the experimental studies of the hot dust-removal characteristics and mechanism were done.

开发了一套新型无筛移动逆流式颗粒层过滤的高温除尘实验系统，并进行了高温除尘的性能和机理试验研究。

Use this paper to filter out the particles.

用这张纸将颗粒过滤出来。

I am currently part of filter paper products are imported raw materials, filtration materials processing in the domestic production.

我公司目前的部分滤纸产品的原材料是进口的，过滤品的加工在国内生产。

The simulation analysis on the relationship between filtration resistance of filter paper and its influencing factors was carried out.

模拟分析滤纸过滤阻力与各影响因素的关系。

Design and implementation of the network management and security system based on professional packet filter are presented in this paper.

本文介绍了基于专业过滤器的网络管理与安全系统的设计和实现过程，该系统结合了包过滤、用户认证、计费和数据加密等多种技术。

The problem of filter fabric cleaning existed in vacuum drum filter is discussed in this paper.

剖析了100m~2真空转鼓过滤机跑碱事故产生的原因，并在原设计的基础上，提出了相应的改进措施。

The filter test with gear pump has a working range of 0 to 300 bars pressure.

带有齿轮泵的过滤测试头的工作范围为0到300bar 的压力。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。