在世界各国联合发行邮票的历史上,很少遇到这样一种奇特的情况:当邮票发行时,在原协议中联合发行的一方已经从政治版图上消失,却由新诞生的国家经历种种曲折,继续履行协议终于完成联合发行邮票。1992年美俄联合发行的《空间成就》就是这样一套有着特殊经历的邮票。本文介绍这套邮票发行前后的曲折故事。 In the history of the joint issue of stamps by countries all over the world, it is seldom encountered such a peculiar situation: when the stamp was issued, the co-issued party in the original agreement has disappeared from the political territory but has experienced various twists and turns since the newly born country, Continue to fulfill the agreement finally completed the joint issue of stamps. The “Space Achievement” jointly released by the United States and Russia in 1992 is such a set of stamps with special experiences. This article describes the twists and turns before and after the stamp issue.