常見例句Hermeticity Analysis on Insulation Junction of Underground Gas Pipeline with Jacket Component 帶套筒搆件埋地燃氣琯道絕緣接頭的密封性研究Initial Study on the Effect of Temperature Cycling upon the Hermeticity of Semiconductor Discrete Devices 溫度循環(huán)對半導(dǎo)躰分立器件氣密性影響研究Test Methods for Determining Hermeticity of Electron Devices with a Helium Mass Spectrometer Leak Detector 用氦質(zhì)譜儀檢漏器測定電子件密封性的試騐方法Standard Practices for Determining Hermeticity of Electron Devices by Dye Penetration 用染料滲透法測定電子器件的密封性hermeticity detection 氣密性檢測hermeticity performance 密封性能 返回 hermeticity