该助推器将会燃烧大约60秒左右,使的工程师可以对它的性能可以进行证实与测试。
The booster will burn for about 60 seconds, enabling engineers to validate and test its performance.
航天飞机的初始设计即没有预料到泡沫脱落问题也没有预料到固体火箭助推器连接密封性能这么差。
The initial Shuttle design predicted neither foam debris problems nor poor sealing action of the Solid Rocket Booster joints.
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