本标准的目的是定义安全系数（FOS）、设计系数和用于航天硬件尺寸标注和设计验证的附加系数，包括鉴定和验收 测验。 本标准不是独立的，与ECSS-EST-32、ECSS-E-ST-32-02和ECSS-E-ST-33-01文件一起使用。购买本文件时可获得的所有当前修订均包含在购买本文件中。

The purpose of this Standard is to define the Factors Of Safety (FOS), Design Factor and additional factors to be used for the dimensioning and design verification of spaceflight hardware including qualification and acceptance tests. This standard is not self standing and is used in conjunction with the ECSS-EST-32, ECSS-E-ST-32-02 and ECSS-E-ST-33-01 documents.All current amendments available at time of purchase are included with the purchase of this document.