相关试题
【单选题】
飞行前，地面站、遥控器、飞机的通电顺序是___
A. 遥控器、地面站、飞机
B. 飞机、遥控器、地面站
C. 地面站、遥控器、飞机、
【单选题】
请选出通道反向和失控保护的英文单词：___
A. Reverse,Fail Safe
B. Rud,Fail Safe
C. Fail Safe,Reverse
【单选题】
根据伯努利定律，管径变化的管道里的流体：___
【单选题】
根据伯努利定律，动压与静压的关系是___
A. 动压变大，静压变小
B. 动压变大，静压变大
C. 动压变大，静压不变
【单选题】
GPS天线安装应该___
A. 紧贴机体中心
B. 高出机体中心
C. 无严格规定
【单选题】
手动模式、姿态模式、GPS模式，关于三种模式飞控参与的形式正确的是___
A. 手动模式飞控内回路参与控制
B. 姿态模式飞控外回路参与控制
C. GPS模式飞控内外回路均参与控制
【单选题】
飞机失速会发生哪些影响：___
A. 升力减小、阻力增大
B. 升力减小、阻力减小
C. 升力不变、阻力增大
【单选题】
电机参数2208 9T KV1000中，9T表示什么意思___
【单选题】
接收机、电池、GPS、电台、IMU、电机、电调，请把相关的用线连接起来___
A. 电机—电调—电池
B. 接收机—电调—电机
C. 接收机—电调—GPS
【单选题】
中立微调的英文是哪个：___
A. End Point
B. Sub-Trim
C. Servo Reverse
【单选题】
1835 1710 1855三个都是两叶桨，请问哪个适合用在高海拔地区___
【单选题】
GPS导航、无线电导航、惯性导航仪，哪个导航设备无需持续依赖外界条件：___
A. GPS导航
B. 无线电导航
C. 惯性导航仪
【单选题】
电动多旋翼保持油门持续爬升，随着高度的增加，螺旋桨转速如何变化___
【单选题】
电动多旋翼，随着高度的增加，电动机功率怎样变化___
【单选题】
油动多旋翼，随着高度的增加，发动机功率是否会降低___
【单选题】
下列关于外转子电机和内转子电机的描述，正确的是___
A. 同样规格，外转子电机转速慢，扭矩大；内转子电机转速快，扭矩小
B. 同样规格，外转子电机转速快，扭矩小；内转子电机转速慢，扭矩大
C. 同样规格，外转子电机和内转子电机转速相同，扭矩相同
【单选题】
锂聚合物电池一般总共有几根线，有几根平衡头线___
A. S数+2，S数+2
B. S数+3，S数+1
C. S数+3，S数+2
【单选题】
在高海拔地区选用螺旋桨，相对而言应该选___
A. 大桨径，大螺距
B. 大桨径(增加机翼面积)，小螺距（增加转速）
C. 小桨径，小螺距
【单选题】
一般冬天和夏天相比，我们的返航电压该怎么设置___
A. 冬天高于夏天
B. 夏天高于冬天
C. 与气温无关
【单选题】
多旋翼1.1米轴距是什么意思___
A. 一个电机轴到机体中心的距离
B. 指相临电机轴间的距离为1.1米
C. 指相对电机轴间的距离为1.1米
【单选题】
如果负载很大，应该用串联的方式还是并联的方式增加电池数量：___
【单选题】
电池组符号6S2P是什么意思___
A. 电池组先由6个单体串联，再将串联后的2组并联
B. 电池组先由6个单体并联，再将并联后的2组串联
C. 6S2P是一个电池型号
【单选题】
IMU（惯性测量单元）里一般有哪些传感器___
A. 三轴陀螺仪、三轴加速度计、三轴磁力计
B. 三轴陀螺仪、三轴加速度计、三轴气压计
C. 三轴陀螺仪、三轴加速度计、GPS
【单选题】
准备飞行时，如需将遥控器放在地上，应如何放置___
【单选题】
飞行完毕后，关闭电源的顺序是___
A. 先关闭飞机电源，再关闭遥控器电源
B. 先关闭遥控器电源，再关闭飞机电源
C. 都可以
【单选题】
视距内驾驶员和超视距驾驶员的总训练时间应分别不少于___
A. 44h，56h
B. 56h，100h
C. 22h，44h
【单选题】
相对于干燥的空气，飞机在潮湿的空气中起飞___
【单选题】
什么叫机翼翼载___
A. 重量与机翼面积之比
B. 升力与飞机重力之比
C. 载重量与飞机重力之比
【单选题】
什么叫翼弦___
A. 机翼与水平面的夹角
B. 机翼前缘与后缘的连线
C. 机翼横截面的形状
【单选题】
飞机飞行中主要有哪几个阻力___
A. 摩擦阻力、压差阻力、诱导阻力
B. 摩擦阻力、诱导阻力、干扰阻力
C. 摩擦阻力、压差阻力、诱导阻力、干扰阻力
【单选题】
多旋翼飞机往前飞时，前行（xing）桨叶和后行（xing）桨叶的空速是怎样的___
A. 前行空速＞后行空速
B. 前行空速=后行空速
C. 前行空速＜后行空速
【单选题】
将某一通道（控制模式切换）定义在遥控器面板指定的开关上，需通过那个菜单设置___
A. Model Type
B. System
C. Function
【单选题】
要将某一通道反向，通过那个菜单设置___
A. SYS-Function
B. MDL-Reverse
C. LNK-Reverse
【单选题】
飞机的失控保护通过哪个菜单设置___
A. End Point
B. Fail Safe
C. Model Type
【单选题】
关于桨叶的剖面形状说法错误的是：___
A. 桨叶的剖面形状称为桨叶翼型
B. 桨叶翼型常见的有平凸型.双凸型和非对称型
C. 一般用相对厚度、最大厚度位置、相对弯度、最大弯度位置等参数来说明桨叶翼型
【单选题】
下列说法正确的是___
A. 以翼弦为基础做垂线，每一条垂线在翼型内的长度叫做垂线。（翼型厚度）
B. 厚度线中点的连线叫中弧线，中弧线与翼弦之间的最大距离叫翼型的最大弯度。
C. 相对弯度是指最大厚度与翼型弦长的比值。相对厚度是指最大弯度与翼型弦长的比值。（刚好相反）
【单选题】
6s2p锂电池，3c，16000mah，最大电流是___
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7 The anger and frustration [ ] by the local people who do not understand what is happening to them will be a terrible and dangerous force
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7 Plato was a superb writer,and his works are
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【填空题】
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