The most important characteristic of a mass spectrometer leak detector is its sensitivity.
质谱探漏仪的灵敏度是仪器最重要的性能指标。
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。
Using the helium mass-spectrometer leak detector to detect the leak of seams between the tube and face-flange and measure the total leakage rate are introduced in this paper.
介绍了核电站蒸汽发生器管子-管板焊缝的氦质谱检漏及总漏率测试方法的研究及为提高检测灵敏度所采取的措施。
The mass spectrometer may be used in a trace gas leak detector.
可以在示踪气体泄漏检测器中使用所述质谱仪。
The mass spectrometer may be used in a trace gas leak detector.
可以在示踪气体泄漏检测器中使用所述质谱仪。
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