Home / Standards / GB 5594.1-85 GB 5594.1-85 Test methods for performance of structural ceramic materials for electronic components — Gas tightness test method 电子元器件结构陶瓷材料性能测试方法 气密性测试方法 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A