氦质谱检漏,helium mass spectrometer leak detection
1)helium mass spectrometer leak detection氦质谱检漏
1.A high sensitivityhelium mass spectrometer leak detection technology for sealed adaptation of the optical fiber is investigated.研究了光纤密封转接的高灵敏度氦质谱检漏工艺技术,利用光纤多层保护结构形成集气空间,实现了光纤转接器内部漏率的定量检测,系统检测灵敏度高达1。
英文短句/例句
1.helium mass spectrometer leak detectorGB/T13979-1992氦质谱检漏仪
2.Helium leak testing of nuclear fuel rod for PWRGB/T11813-1996压水堆燃料棒氦质谱检漏
3.Research of Helium Mass Spectrometer Leak Detection Technology on Sealed Adaptation of the Optical Fiber光纤密封转接的氦质谱检漏技术研究
4.Double Value Characteristic of Leak Rate of Pressure Adding Helium Mass Spectrum Test and the Reliable Combination of Gross-and Fine-leak Detection of the Seal;充压法氦质谱检漏的器件漏率双值求解和粗、细检漏的可靠衔接
5.Examination for helium leak detectingGB/T15823-1995氦泄漏检验
6.Gaseous helium is used as a coolant during the drawing of optical fibers, as a carrier gas for chromatography, and as a leak detection gas in a variety of industries.气态氦在光学纤维拉制中用作冷却剂，在色谱仪中用作运载气体，在许多工业中用作检漏气体。
7.Application of helium leakage-detection method to PET thermal vaccum test氦检漏法在PET热态真空测试中的应用
8.Discuss Matters of Vacuumizing Helium for Leakage Test on Cryogenic Liquefied Tanker浅谈低温液态罐体在抽空氦检漏中的注意事项
9.Seiler Vakuumtechnik GmbH is a manufacturer of Helium leak detection systems and special– purpose equipment.赛乐真空技术有限责任公司是氦检漏系统和专用设备的制造厂家。
10.DETERMINATON OF TRACE He,Ne AND Ar IN GAS SAMPLES BY IDMS同位素稀释质谱法测定气体样品中微量氦氖氩
11.The antimatter equivalent of helium.反氦与氦等价的反物质
12.The Reconstruction of Defect Magnetic Flux Leakage Signal by Using Bispectrum利用双谱恢复漏磁检测中的缺陷信号
13.On-line Leakage Monitor System to Detect Leakage of boiler Tubes using Acoustic Spectrum Analysis Method of Early声谱分析法早期检测锅炉管漏泄在线监测系统
14.Research on the Technology of Infrared Imaging Optical SF_6 Breaker Leakage Detection基于光谱吸收法SF_6断路器泄漏检测技术的研究
15.Application of SAFE Ethane Chromatographic Analyzer to Gas Leakage DetectionSAFE乙烷色谱分析仪在燃气泄漏检测的应用
16.Bispectrum Application in the Leakage Detection of Urban Underground Gas Pipeline双谱在城市地下燃气管道泄漏检测中应用研究
17.emissive helium-plasma detector放射氦等离子体检测器
18.Effect of Carbon Doping on Helium Behavior in Aluminum Studied by Thermal Helium Desorption Spectrometry氦热脱附谱研究碳掺杂对铝中氦行为的影响
相关短句/例句
leak check of helium mass spectrometer氦质谱仪检漏
3)helium mass spectrometer leak detector氦质谱检漏仪
1.In order to gain the real leak rate under simulating operating conditions,using the pressurized leak detection method ofhelium mass spectrometer leak detector,the accurate data are obtained.为了直接获得工作状况下的漏率 ,在模拟工况条件下 ,采用氦质谱检漏仪正压检漏法可满足这样的要求。
2.This article introduces the theory to find leakage-point of condenser and vacuum system by thehelium mass spectrometer leak detector,and analyzes the apparatus usage and the application effect on 3 turbine unit.介绍了氦质谱检漏仪查漏的原理,通过分析湖北省内3台机组真空系统氦质谱检漏仪查漏的情况及真空状况的改善,指出提高汽轮机真空,是提高机组运行经济性和出力,实现节能降耗的有效手段。
4)helium mass spectrum back pressure leak detection氦质谱背压检漏
5)helium leak detector氦质谱检漏仪
1.Points out the importance of application ofhelium leak detector.指出了氦质谱检漏仪在溴化锂制冷行业中应用的重要性。
2.Helium leak detector, with the advantages of high precision, steady performance, pollution-free etc.无论是传统的空调制造业，还是新兴的电子产品、航空航天领域，氦质谱检漏仪都因其灵敏度高、性能稳定、无污染等优点得到了越来越多的重视和推广应用。
6)helium mass spectrometer leak detection method氦质谱检漏法
延伸阅读
氦质谱检漏仪分子式：CAS号：性质：用氦气作示漏气体，以气体分析仪检测氦气而进行检漏的质谱仪。氦气的本底噪声低，分子量及黏滞系数小，因而易通过漏孔并易扩散；另外，氦系惰性气体，不腐蚀设备，故常用氦作示漏气体。将这种气体喷到接有气体分析仪(调整到仅对氦起反应的工作状态)的被检容器上，若容器有漏孔，则分析仪即有所反应，从而可知漏孔所在及漏气量大小。
