“钻石”空间站的三次试飞从1973年至1976年,“钻石”空间站共进行过3次试飞,即“礼炮-2”号,“礼炮-3”号和“礼炮-5”号。由于民用空间站“礼炮-1”号在飞行中发生事故(“联盟-11”号航天员从空间站返回地球时,因飞船座舱快速减压而死亡),第二艘民用空间站又发射失败,因此勃列日涅夫要求切洛梅让“钻石”空间站尽快上天。为了赶时间,减轻空间站的重量,这3艘“钻石”空间站 Three test flights at the Diamond Space Station From 1973 to 1976, the Diamond Space Station conducted three test flights, namely, the Salyut -2, the Salute -3 and the Salyut -5. Due to an in-flight accident at the civilian space station Salute-1 (as the Union-11 astronaut died as a result of rapid depressurization of the spacecraft’s capsule as the spacecraft returned to Earth), the second civil space station failed to launch again Liezhnev asked Chelomei to get the Diamond Space Station to heaven as soon as possible. In order to hurry up and reduce the weight of the space station, these three “diamond” space station