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洛克达因公司的航天飞机主发动机计划已经做了4000秒试验,其中8213号发动机在航宇局斯坦尼斯航天中心作了758秒点火试验。航天飞机主发动机总试验时间相当于269次航天飞机飞行任务主发动机工作时间.20台航天飞机主发动机重复应用在32次航天飞机飞行任务中。
Lockhart has tested 4000 seconds for the company’s space shuttle master engine program, in which the 8213 engine made a 758-second ignition test at the Aerospace Center’s Stanislas Space Center. The total test run time of the space shuttle main engine is equivalent to 269 spacecraft mission main engine working hours .20 spacecraft main engine is repeatedly used in 32 space shuttle missions.