【单选题】
多轴飞行器难以完成以下哪种工作: ___
A. 测绘
B. 直播
C. 超远距离监控
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答案
C
解析
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【单选题】
下列属于多旋翼典型应用的是:___
A. 航拍、电影取景
B. 侦打一体化
C. 高空长航时侦查
【单选题】
无人机系统的机长是指:___
A. 协助操控无人机的人
B. 负责整个无人机系统运行和安全的驾驶员
C. 操控无人机的人
【单选题】
在中华人民共和国境内,按照飞行管制责任划分为:___
A. 飞行管制区,飞行情报区,机场飞行管制区
B. 飞行管制区,飞行管制分区,机场飞行管制区
C. 航路飞行管制区,空域飞行管制区,机场飞行管制区
【单选题】
多旋翼飞行器悬停时的平衡不包括___
A. 前飞废阻力平衡
B. 俯仰平衡
C. 方向平衡
【单选题】
经测试,某多轴飞行器稳定飞行时,动力电池的持续输出电流为5A,该多轴可选:___
A. 10A的电调
B. 15A的电调
C. 5A的电调
【单选题】
在高海拔地区,多旋翼较难离地时,最有效的应对措施是:___
A. 更换大桨
B. 更换大容量电池
C. 减重
【单选题】
X模式4轴飞行器从悬停转换到前进,哪两个轴需要加速:___
A. 右侧两轴
B. 左侧两轴
C. 后方两轴
【单选题】
在升高与下降过程中,直升机与多旋翼表述正确的是:___
A. 飞直升机主要改变旋翼总距,多旋翼主要改变旋翼转速
B. 飞直升机主要改变旋翼转速,多旋翼同样改变旋翼转速
C. 飞直升机主要改变旋翼转速,多旋翼主要改变旋翼总距
【单选题】
无刷电机与有刷电机的区别是:___
A. 有刷电机效率高
B. 无刷电机效率高
C. 两类电机效率差不多
【单选题】
飞行人员未按照中华人民共和国基本规则规定履行职责的,由相关部门依法给予行政处分或纪律处分______,情节严重的依法给予吊销执照或合格证的处罚,或者勒令停飞_________
A. 一至三个月,半年
B. 一至六个月,一至三个月
C. 半年,一至三个月
【单选题】
民用无人驾驶航空器系统视距外驾驶员合格证申请人必须在民用无人驾驶航空器系统上训练不少于______小时的飞行训练时间:___
A. 44
B. 56
C. 100
【单选题】
某多轴飞行器的动力电池标有22.2V,它是:___
A. 22、2S锂电池
B. 6S锂电池
C. 3S锂电池
【单选题】
航空器进行空域飞行时,应当按照规定的______进入空域或者脱离空域 ___
A. 航线(航向)、高度、次序
B. 航线(航向)、高度
C. 航线(航向)、高度、次序和进出点
【单选题】
多旋翼飞行器动力装置多为电动系统的最主要原因是:___
A. 电动系统形式简单且电机速度响应快
B. 电动系统尺寸较小较为廉价
C. 电动系统干净且不依赖传统生物燃料
【单选题】
关于多旋翼的反扭矩说法不正确的是:___
A. 单个旋翼的反扭矩的大小取决于电机转速
B. 多旋翼的俯仰运动通过改变各个旋翼的反扭矩来实现
C. 单个旋翼的反扭矩会迫使多旋翼飞行器向旋翼旋转的反方向偏转
【单选题】
旋翼飞行器在停机坪上起飞和着陆时,距离其它航空器或者障碍物的水平距离不少于:___
A. 25米
B. 10米
C. 20米
【单选题】
一般来讲,多旋翼飞行器在地面风速大于______级时作业,会对飞行器安全和拍摄稳定有影响 ___
A. 6级
B. 4级
C. 2级
【单选题】
《中华人民共和国航空法》①为了维护国家的航空主权和民用航空权利②保障民航的安全和有序的进行③保护民用航空活动当事人的合法权益④促进民航事业的发展___
A. ①②③
B. ①②③④
C. ③④
【单选题】
对于多旋翼飞行器动力电源充电,以下哪种方式是错误的:___
A. 聚合物锂电池单体充至4.6V满电
B. 磷酸铁锂电池单体充电至3.6V满电
C. 聚合物锂电池单体充至4.2V满电
【单选题】
某多轴动力电池容量为10Ah,表示:___
A. 理论上,以10000mA电流放电,可放电1小时
B. 理论上,以10A电流放电,可放电10小时
C. 理论上,以10mA电流放电,可放电1小时
【单选题】
平流层飞行,按照飞行高度区分为:___
A. 12000米(含)以上
B. 9000米(含)以上
C. 12000米(不含)以上
【单选题】
飞行申请的内容包括:___
A. 任务性质、航空器型别、飞行范围、起止时间、飞行高度和飞行条件
B. 任务性质、航空器型别、装载情况、起止时间、飞行高度和飞行条件
C. 任务性质、航空器型别、装载情况、飞行范围、起止时间、飞行高度和飞行条件
【单选题】
多旋翼飞行器常用螺旋桨的剖面形状是:___
A. 凹凸型
B. 对称型
C. S型
【单选题】
目前多旋翼飞控市场上APM飞控的特点是:___
A. 给予android开发
B. 可应用于各种特种飞行器
C. 配有地面站软件,代码开源
【单选题】
多旋翼飞行器的螺旋桨:___
A. 桨根处线速度大于桨尖处线速度
B. 桨根处升力系数大于桨尖处线速度
C. 桨根处升力系数大于桨尖升力系数
【单选题】
下列哪种形式的旋翼飞行器不是直升机:___
A. 自转旋翼式
B. 多旋翼飞行器
C. 共轴双旋翼式
【单选题】
多旋翼飞行器的飞控板上一般安装有:___
A. 3个角速率陀螺仪
B. 1个角速率陀螺仪
C. 6个角速率陀螺仪
【单选题】
在丘陵、山丘、高原进行农业飞行作业的最低天气标准是:___
A. 云高距作业区的最高点不低于200米,能见度不小于5公里
B. 云高距作业区的最高点不低于150米,能见度不小3公里
C. 云高距作业区的最高点不低于300米,能见度不小于5公里
【单选题】
绕多轴飞行器纵轴的是什么运动:___
A. 俯仰运动
B. 滚转
C. 偏航
【单选题】
下列物理量中,反映大气潮湿程度的量是:___
A. 相对湿度
B. 饱和水汽压
C. 露点温度
【单选题】
民用无人驾驶航空器系统驾驶员合格证由哪个部门颁发:___
A. 民航局下属司(局)
B. 地区管理局
C. 中国航空器拥有者及驾驶员协会(中国AOPA)
【单选题】
在遇到特殊情况时,民用航空器的机长,为保证航空器以及全体人员的安全_________
A. 应当及时向签派或上级部门报告,按照相关规定进行正确处理
B. 应当及时向管制单位报告,按照相关规定进行正确处理
C. 有权对航空器进行处置
【单选题】
多旋翼飞行器正常作业受自然环境影响的主要因素是:___
A. 风向
B. 温度、风力
C. 地表是否凹凸平坦
【单选题】
对飞行教员合格证申请人的知识要求为:___
A. 教学原理,所申请飞行教员合格证航空器类别的驾驶员,驾驶员机长合格证要求的航空知识,及所申请飞行教员合格证等级要求的航空知识
B. 教学原理,所申请飞行教员合格证航空器类别的驾驶员,商用和航线驾驶员执照要求的航空知识,及所申请飞行教员执照航空器类别的仪表等级要求的航空知识
C. 教学原理,所申请飞行教员执照航空器类别的私用,商用和航线驾驶员执照要求的航空知识
【单选题】
多轴飞行器,电调上较细的红白黑3色排线,也叫杜邦线,用来连接:___
A. 机载遥控接收机
B. 电机
C. 飞控
【单选题】
不属于抵消旋翼机反转力矩的方法是:___
A. 共轴旋翼
B. 尾桨
C. 增大旋翼半径
【单选题】
在多轴飞行任务中,触发失控返航时,应如何打断飞控当前任务,取回手动控制权:___
A. GPS手动模式切换
B. 云台状态切换
C. 航向锁定切换
【单选题】
为了克服“旋翼”旋转产生的反______ ,常见的做法是用另一个小型旋翼,即尾桨,在机身尾部产生抵消反向运动的力矩:___
A. 扭矩
B. 力矩
C. 力
【单选题】
多旋翼飞行器飞行中,图像叠加OSD信息显示的电压一般为电池的:___
A. 已使用电压
B. 空载电压
C. 负载电压
【单选题】
民用航空器必须具有民航局颁发的______方可飞行___
A. 经营许可证
B. 机场使用许可证
C. 适航证
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12. ______ Lin Feng has to work late, she always wears a smile on her face. A. Because B. If C. Until D. Though
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【单选题】
17. —Oh.I’m hungry.Mum, can I have the hamburger on the plate? —No.It tastes . A. terribly B. terrible C. good D. well
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18. —We can invite our teachers to the farewell party next Saturday. —Yes, ______? I’ll call them at once. A. what for B. what C. why not D. why
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19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years. A. hardly; alone B. hard; alone C. hardly; lonely D. hardly; lonely
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20.—I’m going back to see my grandparents this weekend. —________. A. It’s very nice of you B. You’d better hurry C. Say goodbye to them D. Give my best wishes to them
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21.—Why not take ____ umbrella with the sign “Made in China”? It is useful. —What _______ good advice it is!    A. an; a B. a; a C. an; \ D. \; a
A. A
B. B
C. C
D. D
【单选题】
22. —Do you know the boy________ is sitting next to Peter? — Yes. He is Peter’s friend. They are celebrating his ________ birthday. A. who; ninth B. that; ninth C. /; ninth D. which; ninth
A. A
B. B
C. C
D. D
【单选题】
23. It was dark, ______ I couldnt see what was happening. A. or B. though C. but D. so
A. A
B. B
C. C
D. D
【单选题】
24.—You can use MSN to talk with Vivien on the Internet. —I know. But can you tell me ________? A. what I can use it B. when I can use it C. why can I use it D. how can I use it
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C. C
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【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ? To learn about different styles of school uniform. A. What B. Where C. Which D. Why
A. A
B. B
C. C
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【单选题】
( ) 26. Where does the writer of "The little Prince" come from? A.England. B.France. C.America. D.China.
A. A
B. B
C. C
D. D
【单选题】
( ) 27. What does the prince do after the fox tells him a secret? A.He cares more about a flower and a sheep. B.He meets many more strange adults on other planets. C.He realizes his love for the rose and he goes back to his planet.   D.He discovers interesting things such as a snake, other roses and a fox
A. A
B. B
C. C
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【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________. A.the adult world B.the planet B -612 C.a rose and a fox D.the adventure of a young prince
A. A
B. B
C. C
D. D
【单选题】
( ) 29. What is the writer's main purpose(目的)in writing this passage?    A.To tell the readers his life story.    B.To tell people what kind of person his father was.    C.To tell the readers what present he got from his father.    D. To let people know how poor he was.
A. A
B. B
C. C
D. D
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that?    A.Because he felt quite confident of his son.    B.Because he was born from a poor family.    C.Because he was a man of few words.    D.Because he didn't want to be much too strict with his son.
A. A
B. B
C. C
D. D
【单选题】
( ) 31. What would someone learn from this passage?    A.How to live by oneself. B.How to stand on one's own feet.    C.What a good father should do. D.What the self-important is like.
A. A
B. B
C. C
D. D
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage?    A.闲暇时光 B.学费 C.精神空虚 D.经济不足
A. A
B. B
C. C
D. D
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her? A. She had seven tickets. B. She hoped to please others. C. She knew the car drivers well. D. She wanted to show kindness.
A. A
B. B
C. C
D. D
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ . A. thought it was beautifully written B. wanted to know what it really meant C. decided to write it on a warehouse wall D. wanted her husband to put it up in the classroom
A. A
B. B
C. C
D. D
【单选题】
( ) 35. Who came up with the phrase according to the passage? A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
A. A
B. B
C. C
D. S
【单选题】
( ) 36. What can we infer from the last paragraph? A. People should practice random kindness to those in need. B. People who receive kindness are likely to offer it to others. C. People should practice random kindness to strangers they meet. D. People who receive kindness are likely to pay it back to the giver.
A. A
B. B
C. C
D. D
【单选题】
( ) 37.The greatest river for navigation is ___________. A. the Nile B. the Amazon C. the Mekong D. the Mississippi
A. A
B. B
C. C
D. D
【单选题】
( ) 38. From a dam, people can use the water for ___________. A. keeping the rivers clean B. only making electricity C. irrigation and making electricity D. washing clothes
A. A
B. B
C. C
D. D
【单选题】
( ) 39. The water in the river is polluted because of _____________. A. people's drinking water too much B. people's swimming in the river too much C. chemicals and other materials D. people's building a dam across a river
A. A
B. B
C. C
D. D
【单选题】
( ) 40. The best title of the passage is ___________. A. Rivers in Cities B. The importance of Rivers C. Transportation D. Natural Resources
A. A
B. B
C. C
D. D