本文件规定了选择和实施流星体和空间碎片环境模型的通用程序，这些模型用于航天器设计和运行及其他目的的撞击通量评估。本文件提供了该过程的指南和要求。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。

This document specifies a common process for selecting and implementing meteoroid and space debris environment models used in the impact flux assessment for design and operation of spacecraft and other purposes. This document provides guidelines and requirements for the process.All current amendments available at time of purchase are included with the purchase of this document.