Why was the hydraulic fuel pump seal important for the space shuttle? How many flights will Voss have finished if his four-mont

admin2013-04-11  42

问题 Why was the hydraulic fuel pump seal important for the space shuttle?
How many flights will Voss have finished if his four-month mission starting in July 2000 ends up success-fully?

选项 A、Three.
B、Two.
C、Four.
D、Five.

答案C

解析 第三段第四句"The 50-year-old Army officer,who lives in Houston,is now in training for a four month mission as a crew member on the International Space Station starting in July 2000".提到在执行2007年7月飞行任务以前,他已经成功完成了3次飞行任务。
转载请注明原文地址:https://kaotiyun.com/show/VHii777K
0

随机试题
最新回复(0)