极高真空,XHV
1)XHV极高真空
1.Characteristics of flow-separating calibrator for UHV/XHV;分流法超高/极高真空校准装置性能研究
2.REVIEW OF F. WANTANABE′S STUDY ON XHV MEASUREMENT;渡边文夫的极高真空测量研究评介
3.A novel technique has been successfully developed to calibrate the ultra high vacuum(UHV) and extra high vacuum(XHV),which consists of XHV/UHV chambers,a flow separation and a gas supply.超高/极高真空校准装置由极高真空(XHV)系统、超高真空(UHV)系统、流量分流系统和供气系统四部分组成。
英文短句/例句

1.Study on Extremely High Vacuum Technique in Japan日本的极高真空技术研究──访日考察报告
2.A highly evacuated electron tube containing an anode, a cathode, and a control grid.三极管带有阳极、阴极和控制栅极的高真空的电子管
3.a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen.阴极射出一束电子通过高压正极的真空管。
4.consumable electrode vacuum arc furnace自耗电极真空电弧炉
5.vacuum hot cathode rectifier真空热阴极式整流器
6.biplanar vacuum photodiode双平面真空光电二极管
7.hot cathode magnetron gage热阴极磁控管真空计
8.plate-detection type vacuum tube voltmeter板极检波真空管电压表
9.In order to improve the ultimate vacuum of a UHV system, the gas purging methodwas used for several tests when the system were baked.为提高超高真空系统的极限真空,在加热烘烤期间用干燥气体冲洗法进行了各种试验。
10.The interior of the tube must be kept a hard vacuum to preserve the photo cathode.显象管内部一定要保证高真空才能保护光电阴极。
11.VACUUM SYSTEM FOR HIGH PRESSURE IMPREGNATION AND AFFECTION ON IMPREGNATION QUALITY谈高压浸渍真空系统及其对电极浸渍效果的影响
12.Experimental study and electric field simulation of a UHV saddle field gauge with a CNT field emitter碳纳米管冷阴极超高真空鞍场规的电场模拟与实验研究
13.Single-pulsed Surface Flashover Hold-off Voltage of Electrode Geometry in Vacuum真空中高压电极结构的单次脉冲沿面闪络耐压研究
14.Over the polar regions we should see aurora.在极地高空,我们会看到极光。
15.silicon photodiode vacuum ultraviolet detector硅光电二极管真空紫外探测器
16.diode (excl.diode vacuum tubes)二极管(不包括二级和真空管)
17.vacuum arc double electrode remelting process双电极式电弧真空重熔法
18.A vacuum UV electrodeless discharge lamp is designed.本文介绍一种真空紫外无极放电灯.
相关短句/例句

Extreme high vacuum极高真空
1.The wake shield facitity(WSF) extreme high vacuum system makes use of the property that its orbiting velocity is several times higher than the ambient atmosphere s thermal velocity,leading to a very high pumping by space,hence a rarefaction region up to extreme high vacuum is produced in the wake rigion of WSF.轨道分子屏真空系统,是利用分子屏轨道飞行速度远大于轨道环境大气的平均热运动速度,使空间环境对分子屏产生理想的抽速,在尾部形成气体分子的稀化区,达到极高真空
3)hot cathode XHV ionization gauge热阴极极高真空电离规
4)UHV/XHV calibration超高/极高真空校准
1.The discussion centered on the strengths and weaknesses of the existing UHV/XHV calibration technologies,including molecular beam method,pressure attenuation method,conduction modulation method and flow division method.本文概述了在超高/极高真空校准方面的研究进展。
5)UHV/XHV system超高/极高真空系统
6)ultimate vacuum极限真空
1.Discussion on condition testing the degree of ultimate vacuum of ultrahigh vacuum diffuse pump oil;超高真空扩散泵油极限真空测试条件的探讨
延伸阅读

超高真空分子式:CAS号:性质:压力低于10-6Pa的气态空间。在超高真空条件下可以获得免于污染的清洁固体表面。现在多用无油超高真空系统产生。该系统主要由预抽泵、主体泵和金属阀门组成。常用的预抽泵有分子筛吸附泵或机械泵加分子筛吸附阱。主体泵有钛泵、钛升华泵、弹道式钛泵等,真空度可达10-9Pa。