With the mobile service tower removed from launch Complex 37, the Boeing Delta IV rocket stands on the launchpad as final preparations are made for the launch of the GOES-O satellite.
随着移动业务从发射塔拆除复杂37，波音公司德尔塔火箭的第四站作为最后的准备工作是对的GOES - O的卫星发射所作的启动。
Theinvestigation showed that low temperatures on the day of the launch caused arubber “O-ring” seal on one of the rocket boosters to fail, which led to a leakof explosive gases.
调查显示，挑战者号发射当日低温，导致火箭推进器上橡胶O行环密封圈失效，进而引起爆炸性气体泄露。
There have been two failures: The shuttle Challenger and seven astronauts were lost just after launch in January 1986 due to an O-ring seal leak in a solid rocket booster that led to an explosion.
有两次失败的教训：1986年1月刚刚发射过后，一个固体火箭助推器的O型圈密封泄漏导致的爆炸，使我们失去了挑战者号和7名宇航员。
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