QJ 2731.12-1995 Aerospace product quality and reliability information classification and codes Aerospace product quality and reliability management information classification and codes (English Version)
1995QJ 2731.12-1995 Aerospace product quality and reliability information classification and codes Aerospace product quality and reliability management information classification and codes
QJ 2731.12-1995 Aerospace product quality and reliability information classification and codes Aerospace product quality and reliability management information classification and codes was changed to QJ 2731A-2011 Classification and codes of quality and reliability information for space products.