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。
Abstract: Helium mass spectrometer sniffing probe method is widely used in the process of the single point leak testing on the spacecraft.
吸锡枪及烙铁为低压输出24v及防静电设计，有效保护线路板。
Low voltage 24v of both absorb gun and soldering pen has good protection of circuit board.
化纤行业主要是仪表气和吸丝枪用气，印染主要是动力和仪表用气。
Chemical fiber industry is the main instrument gas and absorb gun, printing and dyeing main gas wire is power and gas meter.
吸锡枪及24v烙铁为防静电设计，有效保护线路板。
Vacuum gun and 24v soldering iron have good protection of PCB by antistatic design.
吸锡枪及焊铁设计轻巧，适合长时间使用。
The design of absorb tin gun and soldering iron is lightweight, suitable for prolonged use.
吸锡枪升温快，吸力强，除锡干净彻底，属国内首创。
Vacuum gun has quick heat and strong vacuum power for high efficient tin remove. It is originate in China.
便携式吸锡枪，母需接驳控制台使用。
便携式吸锡枪，母需接驳控制台使用。
应用推荐