NASA officials apparently felt intense pressure to push the Challenger’s mission forward after repeated delays, partially due to difficulties getting the previous shuttle, Columbia, back on the ground. But the rumors that pres...
NASA originally intended Challenger to be a test vehicle,according to the Kennedy Space Center. Rockwell International, an aerospace manufacturing company, began building the shuttle in November 1975 and then sent it toLockheed Martin, another aerospace technology company, for structural testing starting ...
相关知识点: 试题来源: 解析 B。本题考查时态。“The Challenger space shuttle exploded shortly after takeoff”这句话中“exploded”是 explode 的过去式,所以是一般过去时。A 选项是一般现在时;C 选项是现在完成时;D 选项是过去进行时。反馈 收藏
ThespaceshuttleChallenger-美国经典英文演讲100篇 Ronald Reagan: The Space Shuttle "Challenger" Tragedy Address "We'll continue our quest in space. There will be more shuttle flights...more volunteers, more civilians, more teachers in space." [AUTHENTICITY CERTIFIED: Text version below transcribed dir...
The Space Shuttle Challenger disaster was a fatal incident in the United States' space program that occurred on January 28, 1986, when the Space Shuttle Challenger (OV-099) broke apart 73 seconds into its flight, killing all seven crew members aboard. The crew consisted of five NASA ...
Finally, the inability of each GDSS member to vote anonymously on the decision to launch is discussed as a critical factor that, had it been allowed, probably would have prevented the Challenger tragedy.ForrestForrest, J. (2005). The Space Shuttle Challenger Disaster: A failure...
and was buried in it." Well, today, we can say of the Challenger crew: Their dedication was, like Drake's, complete.The crew of the space shuttle Challenger honored us by the manner in which they lived their lives. We will never forget them, nor the last time we saw them...
expedition意为“探险队”;controversy意为“争议”;dismay意为“沮丧”;disaster意为“灾难”。由题干中的unusually low temperatures可知此处应选D。结果一 题目 The 1986 Challenger space-shuttle ___ was caused by unusually low temperatures immediately before the launch. A.expeditionB.controversyC.dismayD....
The 1986 Challenger space shuttle __ was caused by unusually low temperatures immediacy before the launch. A.dismayB.disasterC.expeditionD.controversy 答案 B 解析 disaster意为“灾难,大祸;彻底的失败”,例如:Those who mistake their good luck for their merit are inevitably bound for disaster.那些错...