This report introduces the calibration apparatus which is need through the reference leak in the relative comparison method of the known leakage rate value to calibration leaks.
本文介绍的校准装置，它可以“用己知漏率值的参考漏孔相对比较法来校准漏孔”。
2
The methods of the constant volume and the dynamic comparison of quantitative gas are used in the calibration apparatus of pressure leak to calibrate the pressure leak.
正压漏孔校准装置可采用定容法和定量气体动态比较法进行正压漏孔的校准。
3
In situ sensitivity calibration for MSLD in pressure leak testing mode by sniffer has been studied experimentally.