查询词典 filtration

The results show that the penetration ratio decreases with increase of filtration velocity, the range of the most penetrating particle size is in the range of 0.15～0.20 μm, the effect of aerosol concentration on the filtration efficiency is ignore for monodisperse, the filtration efficiency of each step on multilayer is different from others for polydisperse.

研究结果表明：用玻璃纤维膜过滤清除气溶胶团粒时，对粒径在 0 15～ 0 。2 0 μm之间的团粒较难清除；透过率随流速的增加而增加；单分散气溶胶团粒浓度变化对过滤效率的影响可忽略不计；多级过滤时，各单级过滤效率差异受多分散气溶胶的影响较大。

For the safety of LAN and using firewall thriftily,the authors analyze the architecture of Netfilter in Linux2.4 kernel.Then the authors implement the firewall system based on embedded Linux OS,which has basic functions as Package Filtration,URL filtration,NAT and log.And,the firewall system integrates with DMZ which establishes a buffer zone between Internet and Intranet to make the Intranet safer,and connection tracking which maintains a table for connection track in order to get the more safer than package filtration.

为了构建安全可靠的网络，同时降低使用防火墙的成本，对Linux2.4内核防火墙结构Netfilter的实现机制进行了深入的研究和分析，并利用该机制设计实现了一个嵌入式Linux防火墙系统，该防火墙实现完善了包过滤、URL过滤、NAT和日志等防火墙基本功能，同时集成了非军事区，为Internet和Intranet之间建立了缓冲地带，以保证Intranet的安全。

Influence of fluorine on filtration of acidinsoluble matter, crystal and filtration of calcium nitrate , ammonia neutralization of mother liquor and evaporation process of slurry are discussed based on its increasing slurry viscosity, growing fine crystal and troubling filtration in production of nitrophosphate by nitric acid decomposing phosphate rock.

介绍在硝酸分解磷矿生产硝酸磷肥的过程中，杂质氟对酸不溶物过滤、硝酸钙结晶及过滤、母液的氨中和及料浆蒸发过程的影响。

The study includes influences of filtration media kind and filtration velocity on filtration quality and pressure drop. The results show that the oil capture ability of walnut shell is better, the capture ability of suspended solid of walnut shell and silica sand is better, the pressure drop of anthracite is lower, and the pressure drop of walnut shell and silica sand is higher.

研究结果表明，在石英砂、无烟煤和核桃壳3种滤料中，核桃壳对污水中原油的过滤效果较好，核桃壳和石英砂对污水中固体悬浮物的过滤效果较好；颗粒粒径较大的无烟煤滤层压降较小，核桃壳和石英砂滤层压降较大。

Characteristics of trace organics removal was studied during the treatment of algae-laden raw water with two process trains ( dissolved air flotation GAC filtration, dissolved air flotation sand filtration +GAC filtration).

试验以高藻水源水为处理对象，就两工艺流程(溶气气浮+活性炭过滤，溶气气浮+砂滤+活性炭过滤)对高藻原水中微量有机物的去除特性进行了考察。

The filtration performance of jy discal filters and arkal discal filters are compared.based on different filtering accuracy,micron rating(20,55,100,200 μm),and different dosages of chemicals added to the influent,the parameter differences such as turbidity,suspended solids content,fpi value,head loss,filtration cycle,flux,backwash,etc.are compared and studied.the results show that these two kinds of filters have similar performance.

采用并联式的过滤系统，对国产的亚高牌叠片式过滤器与以色列arkal公司的叠片式过滤器进行了工艺性能比较试验。针对不同过滤精度(20、55、100、200μm)的叠片，在不同的加药量下，比较研究了两种过滤器进出水的浊度和悬浮固体含量、周期产水量、fpi值、水头损失、流量、反洗等工艺性能参数差异，试验结果表明，两种过滤器的性能大体相近。

The paper studies the rational back aggraclation width of yellow river dike with reliable theory,researches and formulates the finite element reliability program of Monte-carlo filtration for calculate the failure probability of filtration stability for soil body of different distance from slope base of yellow river dike under design flood level,thus determines the rational back aggradation width.

利用可靠性理论对黄河堤防淤背设计的合理宽度问题进行了系统的分析研究，充分考虑了黄河堤防土体参数的随机变异性，研制了蒙特卡洛渗流有限元可靠度程序，用来计算在设计洪水位下距黄河堤防背河坡脚不同距离的地层土体渗流稳定破坏概率，从而确定合理的淤背宽度。

After filtration process, the results showed that the filtration effect of sewage was satisfactory. DTA and XRD patterns showed that the membrane calcined at 1000℃was composed ofγ- Al_2O_3, t -ZrO_2 and amorphism SiO_2, the phase transformation wasn't occurred until 1200℃.

DTA和XRD分析表明，经过1000℃煅烧后的复合膜中，主晶相为γ-Al_2O_3和t -ZrO_2，SiO_2以无定形态存在，复合膜经1200℃的热处理后仍然没有发生γ-Al_2O_3向α- Al_2O_3的相变。

But after suspension temperature raise to some extent, it causes a tendency ----- the gravitational settling speed appears to reduce, the suspension filtration rate reduces subsequently, and the filtration time lengthens, because the movement of the Brownian molecular intensifies.

随着温度的升高，磷酸料浆的黏度降低，料浆重力沉降速度增大，过滤时间缩短，但当温度升高到一定程度后，由于分子的布朗运动加剧，会使得重力沉降速度出现降低趋势，继而使其过滤时间变长。

In these two years, cooperate with proffessor Duan Haibao, we get a height filtration on the two dimensional cohomology group of a flag manifolds. This filtration can be effectively computed.

在项目进行的两年中，我们和中科院数学所的段海豹教授合作，给出了旗流形二维上同调的Height Filtration，并给出了明确的计算。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。