surface contamination

[ˈsɚfəs kənˌtæməˈneʃən][ˈsə:fis kənˌtæməˈneɪʃən]

表面污染

  • In this paper two kinds of surface contamination of Langmuir probe in gas discharge and its effect on the measurements of plasma parameters have been discussed and an effective method of cleaning the contamination is proposed .

    本文讨论了在气体放电中静电探针 表面 污染及其对等离子体电子密度、电子温度和空间电位等基本参数测量的影响,提出了一种能有效地清除探针表面污染的方法。

  • Bacteria and other pathogenic microorganisms is one kind of major killers of human health . The bacteria are bred from the surface contamination of plastic product and a threat to the health of people who utilize or tough them .

    细菌等致病微生物是人类健康的主要杀手之一,各种塑料制品 表面 污染和滋生大量的细菌,会对使用和接触它的人们构成一定的威胁,所以抗菌材料的研究和应用成为当今人们的热门话题。

  • Surface contamination of rivet type bimetal electrical contact ( Ag CdO / Cu ) in moist air was studied in this paper .

    研究了潮湿大气对铆钉触头Ag-CdO/Cu 表面 污染 现象

  • Cured films are hard and solvent resistant so that intercoat adhesion may be doubtful particularly where surface contamination may occur .

    经固化的膜层具有很高的强度和耐溶解性,结果涂层间粘合力得不到保证,尤其是在 表面 污染易发生的地方。

  • After dehairing the carcass is usually exposed to open gas flames to remove remaining hair and reduce surface contamination .

    脱毛后,畜体通常被置于天然气明火上,除去剩余的毛并减少 体表 污染物

  • The study of application of this technique to measurement of α / β surface contamination and preliminary study of electrostatic α particle detector have been carried out .

    研究了这种技术在α、β 表面 污染方面的应用并对静电式α粒子探测器作了初步探索。

  • Moreover to investigate the interaction of carbon film and grid surface contamination ( i.e. barium oxide ) two types of samples were prepared as follows : BaO / Mo and BaO / C / Mo.

    此外,为研究C薄膜与栅极 表面 污染物BaO的作用,制备了两种不同结构的样品:BaO/Mo和BaO/C/Mo。

  • The results showed the surface contamination produced in sample preparation and treatment can be eliminated if the sample was sputtered for enough time .

    实验表明:样品经足够长时间的溅射,可以消除样品制备和处理过程中的 表面 污染,可以为其它高纯材料的检测提供可靠的科学依据。

  • Surface contamination of Langmuir probe and its cleaning in gas discharge

    气体放电中静电探针 表面 污染和清洗

  • The effect of Cr or Ta added to metals by ion beam surface metallurgy on their corrosion behavior has been systematically discussed in terms of the alloy components structure defects essential properties of alloy elements and the surface contamination .

    根据离子束表面冶金的特点,从合金成分、结构、缺陷、元素性质以及 表面 污染等方面系统地讨论了Cr、Ta元素加入对金属腐蚀行为的影响。

  • It is concluded that the quantum efficiency of Si-CCD_s can be approaching to or in excess of that of micro-channel plates and that Si-CCD_s are affected by the insensitive layer and surface contamination especially in the spectral region from 600 to 1200 .

    文中指出,Si-CCD的量子效率可接近或超过微通道板的量子效率,但在600~1200谱区存在着不灵敏层和 沾污表面的影响。

  • Alpha beta and alpha-beta surface contamination meters and monitors

    “GB/T5202-1985α,β和α-β 表面 污染测量仪与监测仪”

  • The possibility of surface contamination moving inside silastic is studied via energy spectrum analysis .

    通过能谱分析,探索了 面积 向材质内部迁移的可能性。

  • When measuring core samples matrix effect roughness effect surface contamination mineralization uneven and other factors always bring error to affect the measurement results .

    在测量过程中始终保持测量条件不变,确保测量结果的准确性。在对岩心样品测量时,由于受到基体效应,不平度效应, 表面 污染以及矿化不均匀等因素干扰,误差往往较大。

  • Analysis of tinplate surface contamination using XPS

    镀锡马口铁 表面 污染的XPS分析

  • Atmospheric pollution and surface contamination detector

    大气污染和 地面 污染检测仪

  • The smear method for monitoring tritium surface contamination is described .

    本文叙述了用擦拭法监测氚的 表面 污染的方法。

  • Space optical systems surface contamination testing and space radiation testing are designed to study the effects .

    通过空间光学系统 表面 沾染实验,研究空间沾染 引起的航天器目标红外辐射特性环境效应。

  • The radioactive surface contamination refers to the incidental contamination resulting from the solid devices activated in the accelerator hall broken coled water pipes and radioactive drugs including radioactive surface contamination of transmitting passages and source containers .

    另外放射性 表面 污染主要指加速器厅内被活化的固体器件,冷却水破裂或放射性药物意外污染,有关传递通道和贮源容器的表面放射性污染。

  • The application of this system in Liaohe oil province shows that oil production rate has increased surface contamination has reduced and environment is protected .

    该系统在辽河油区推广应用后,增加了油产量和采油速度,并具有减少 地面 污水、保护环境的作用。

  • Cleaning can eliminate surface contamination of membrane and recover the water flux .

    膜清洗可将膜 表面 污染物去除,达到恢复透水量的目的。

  • The clusters nucleate exclusively in the hydrocarbon surface contamination .

    集群核,专门在碳氢 表面 污染

  • Influence of surface contamination on atmospheric corrosion performance of cold-rolled steel plates

    表面 污染物对冷轧低碳钢板耐大气腐蚀性能的影响

  • A three layer of aluminum exposed to atmosphere is identified : the aluminum and its native oxide the corrosion layer atop oxide aluminum and a surface contamination layer .

    暴露于大气中的铝 表面呈现三层结构,即氧化铝和氢氧化铝层、其上的腐蚀产物层和最 上层 污染物沉积形成的 污染物层。

  • Power system pollution flashover occurs frequently and the loss is enormous . Insulator surface contamination monitoring the situation can be effective early warning and guidance to line maintenance . For detection of insulator contamination has been a hot and difficult topic .

    电力系统污闪事故时有发生,所造成的损失是巨大的,监测绝缘子 表面 污秽情况可有效进行预警并指导线路检修,对于绝缘子污秽检测的研究一直是个热点与难点课题。

  • The lift-off process is not only suited to process narrow line but also can avoid surface contamination of the film and greatly decrease the influence on superconducting properties in pattern process .

    剥离工艺不仅适合于加工细线条,还可以避免成型过程对膜 表面 污染及减小对超导性能的影响。

  • Space-station-induced contamination environment assessment and optical surface contamination analysis

    空间站诱发污染环境评估与光学 表面 污染分析技术综述

  • In this paper the author mainly introduced the orbiter surface contamination its development and actuality its influence and consequence and the onboard monitoring technology for orbiter surface contamination .

    本文重点介绍了航天器 表面 环境 污染,它的发展与现状,它的影响与后果和航天器表面环境污染在轨监测技术。

  • The presence of exogenous surface contamination including dirt grease free iron from contact with steel tooling and so forth may interfere with the formation of the passive film .

    外生的 表面 污染,包括:尘土、油脂、来自钢铁加工的游离铁等等,可以影响到钝化膜的生成。

  • The reason of crack surface contamination in the water injection process is analyzed . The filtration coefficient is introduced to describe the integrated pollution of the crack surface .

    分析了注水过程中裂缝 表面 污染原因,并引入滤失系数这一参数来综合描述裂缝表面污染情况。