与传统方法相比，该气密性检测仪具有稳定性好，操作方便，测试效率高等特点。
Compared with traditional method, the leakage test instrument have specialities of good stability, simple operation and high efficiency etc.
介绍螺旋槽式干气密封的工作原理，通过在离心式压缩机上应用使瓦斯达到零泄漏，保证机组的安全操作与运行。
Principle of dry gas seal with screw groove type was introduced. It was applied in the centrifugal compressor to realize zero gas leakage. It has safety operation of the compressor group guaranteed.
本产品全部采用自动化作业，无须人手操作，生产效率高、使用方便，从而可以广泛应用移液管的气密性检测上。
The device adopts the automated operation without the manual operation and has high production efficiency and convenient use, thereby being widely used for the gas tightness detection of the pipette.
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