美国一份关于苏联航天活动的报告称,苏联之所以能成功地把人和物送入轨道,其原因是苏联采用了“通用发动机”(Gene-ral motors)的发射方案。据一篇重点介绍苏联在地球外工作方面居世界领先程度的《1986年的苏联航天》文章称,苏联采用“通用发动机”的方案,大量生产既简单又廉价的空间硬件。这样做的结果,苏联把用 A U.S. report on Soviet space activities said that the reason why the Soviet Union succeeded in bringing man and man onto track was that the Soviet Union adopted the launching of the Gene-ral motors. According to an article entitled “Soviet Spacecraft 1986”, which focuses on the Soviet Union’s world-leading position on extraterritorial work, the Soviet Union adopted a “universal engine” approach to mass-produce space hardware that is both simple and cheap. As a result of this, the Soviet Union used it