... 亥姆霍兹-拉格朗日定理 Helmholtz-Lagrange theorem 氦分光计 helium spectrometer 汉伯里-布朗-特威斯效应 Hanbury-Brown-Twiss effect ...
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helium mass spectrometer leak detector [制冷] 氦质谱检漏仪
helium mass spectrometer 氦质谱仪 ; 氦质谱
helium-3 neutron spectrometer 氦3中子谱仪
helium mass spectrometer leak detection 氦质谱检漏
helium mass spectrometer leak 氦质谱检漏
helium mass spectrometer detail 氦质谱仪
The helium mass spectrometer leak detecting technology for a large vacuum chamber with the complex construction is described. Some problems in operation are shown and analyzed.
叙述了复杂结构的大型真空容器氦质谱检漏应用技术，分析了其中存在的问题。
Abstract: Helium mass spectrometer sniffing probe method is widely used in the process of the single point leak testing on the spacecraft.
摘要航天器的单点漏率测试往往采用氦质谱吸枪检漏法，因此，研究该方法的不确定度评定具有重要的工程实际意义。
In order to gain the real leak rate under simulating operating conditions, using the pressurized leak detection method of helium 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。
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