首页
登录
职称英语
Mars fascinates scientists because of its similarity to Earth, and it fasci
Mars fascinates scientists because of its similarity to Earth, and it fasci
游客
2024-05-30
4
管理
问题
Mars fascinates scientists because of its similarity to Earth, and it fascinates the public because our myth of "Martians" is a vision of life beyond Earth. The Mars【C1】______ continues with the launch of a robot vehicle by UK scientists. It’s part of a project to build an "autonomous robotic scientist" to【C2】______ the Martian surface and is key to the European Space Agency’s 2011 ExoMars【C3】______ .
The six-wheeled vehicle housing a myriad of scientific【C4】______ and detectors is the Mars rover, nicknamed "Bridget". Astrium, an EADS company, are【C5】______ the ExoMars rover prototype and coordinating its【C6】______ with other UK-based institutions.
Searching for a【C7】______ similar to that found on Mars, the team took the rover to El Teide National Park in Tenerife. Lester Waugh, leading the EADS Astrium team, explains, "The rover’s not waterproof so the conditions need to be dry as any moisture affects the way the sand【C8】______ under the wheels."
Solar panels will supply power and radioisotope(放射性同位素 ) heater units will help it withstand the cold on Mars. The team is optimizing the performance of the wheels, suspension, the drive system,【C9】______ it doesn’t dig itself in on tricky terrain.
Taking【C10】______ to twenty minutes for radio signals to reach Earth demands a powerful【C11】______ system to allow the rover to operate【C12】______ so they are also developing next generation computer software【C13】______ .
The rover will land on Mars packed to capacity【C14】______ scientific gadgets designed to be as light and as small as possible. The【C15】______ development time is essential for rigorous testing, as Waugh explains," 【C16】______ we put things in space we have to make sure that they’ll【C17】 ______ the radiation environment, the【C18】______ of heat and cold. Our science【C19】______ is crucial, and malfunctions may affect that. The more science we get back the betterC1【C20】______ there is for spending more money on planetary exploration." [br] 【C7】
选项
A、territory
B、terrain
C、field
D、land
答案
B
解析
名词辨义题。本处意思是:为了寻找与火星相似的地形…。B terrain“地形,地势”。
转载请注明原文地址:https://tihaiku.com/zcyy/3611827.html
相关试题推荐
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
MarsfascinatesscientistsbecauseofitssimilaritytoEarth,anditfasci
随机试题
EatlikeaGreek,anditcouldcutyourriskofhavingaheartattack,strok
Sheansweredwithan______"No"totherequestthatsheattendthepublichearing
下列选项中可能获得发明专利的是()A.永动机 B.一种新型电脑芯片 C.
教师道德行为价值的大小,在很大程度上取决于构成教师道德行为的各具体要素。()
下面关于旋转因子的描述中,错误的是()。
现金流偿债法的基本评估程序中,自由现金流量是指()。A.债务企业现金流量表当中
经产妇,26岁,足月妊娠,因规律宫缩3小时入院。胎动及宫缩后胎心突然变慢。肛查:
每道题在左边的题干中给出一套图形,其中包括五个图,这五个图呈现一定的规律性。在右
小明、小刚和小红三人一起参加一次英语考试,已知考试共有100道题,且小明做对了6
1.背景 某机场工程的混凝土成本数据如下表所示。目标成本为504000元,实际
最新回复
(
0
)