【单选题】
(B737ng)南航波音737-800发动机的吊点___
A. 前吊点在风扇机匣上,中吊点在HPC上
B. 前吊点在风扇机匣上,后吊点在HPC上
C. 前吊点在风扇机匣上,后吊点在PT机匣上
D. 前吊点在风扇机匣上,中吊点在HPT上
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答案
C
解析
暂无解析
相关试题
【单选题】
(B737ng)南航波音737-800发动机中把起动机的转动转换为N2转动要经过___
A. AGB，IGB，TGB
B. AGB，TGB，IGB
C. IGB，TGB，AGB
D. IGB, AGB,TGB,
【单选题】
(B737ng)起动手柄前推到慢车位将作动___
A. A.起动活门打开
B. B.供电起动机驱动N2转子加速
C. C.燃油关断活门电门,点火电门和MEC内的燃油关断活门
D. D.仅MEC内的燃油关断活门打开
【单选题】
(B737ng)球形轴承承受什么样的载荷？滚子轴承承受什么样的载荷？___
A. 径向和轴向 径向和轴向
B. 轴向和轴向 径向
C. 轴向和径向 轴向
D. 径向和轴向 径向
【单选题】
(B737ng)737NG发动机燃油系统有一个HPSOV（高压关断活门），它装在哪里：___
A. 大翼上，发动机吊架的左侧
B. 大翼上，发动机吊架的右侧
C. HMU内部
D. MEC内部
【单选题】
(B737ng)发动机EEC的电源来自:___
A. EEC专用发电机或交流转换汇流条
B. EEC专用发电机或地面服务汇流条
C. EEC专用发电机或主1号汇流条
D.
E. EC专用发电机或主2号汇流条
【单选题】
(B737ng)关于波音737-800发动机T12接近盖板说法正确的是：___
A. 接近T12 同时可以接近T25
B. 接近T12 同时可以接近T495
C. 接近T12 同时可以接近T125
D. 接近T12 ，同时可以起到释压作用
【单选题】
(B737ng)（1）燃气涡轮发动机的燃油能够用来冷却滑油。（2）燃气涡轮发动机的冲压空气可用来冷却滑油。对于上面两种说法，下列哪种是正确的？___
A. 仅（1）正确。
B. 仅（2）正确。
C. 都不正确。
D. 都正确。
【单选题】
(B737ng)737NG发动机燃油系统有一个HPSOV，它是由什么部件控制的：___
A. 根据油门杆的位置来控制
B. 根据起动手柄的位置来控制
C. 根据灭火电门的位置
D. B或C对
【单选题】
(B737ng)737NG发动机燃油系统有一个HPSOV，它装在哪里___
A. 大翼上，发动机吊架的左侧
B. 大翼上，发动机吊架的右侧
C. HMU内部
D. MEC内部
【单选题】
(B737ng)发动机进气道内的两个传感器为：___
A. A．Pt2和Tt2传感器
B. B．N1和N2传速传感器
C. C．EPR和N1传感器
D. D．Tt2和Tt7传感器
【单选题】
(B737ng)进入伺服系统的燃油要经过加热，目的是___
A. 加热膨胀，给燃油加压
B. 加热防结冰
C. 和液压油进行热交换后，燃油加热以防结冰阻塞伺服系统
D. 和液压油进行热交换后，液压油加热以防结冰阻塞伺服系统
【单选题】
(B737ng)737NG发动机燃油系统有一个HPSOV，它是由谁控制的___
A. 根据油门杆的位置来控制
B. 根据起动手柄的位置来控制
C. 根据灭火电门的位置
D. B或C对
【单选题】
(B737ng)P5面板上的燃油滤旁通灯点亮表明___
A. A.燃油滤堵塞,旁通活门打开
B. B.燃油清洗滤堵塞,旁通活门打开
C. C.燃油滤上的旁通活门故障
D. D.燃油滤含有较多杂质,须检查更换滤芯
【单选题】
(B737ng)发动机EEC的电源来自:___
A. EEC专用发电机或地面服务汇流条
B. EEC专用发电机或主1号汇流条
C. EEC专用发电机或主2号汇流条
D.
E. EC专用发电机或交流转换汇流条
【单选题】
(B737ng)关于737NG维护、排故方面比较方便，主要体现在哪里：___
A. 增加了在控制盒的对发动机BITE功能
B. 增加了在EEC上的BITE功能
C. 增加了在CDU上对发动机的BITTE
D. 增加了在MEC上的BITE功能
【单选题】
(B737ng)什么导致EEC电门灯上的ALTN灯点亮?___
A. EEC电门灯在OFF位并且EEC有故障
B. EEC电门灯在ON位并且EEC有故障
C. EEC电门灯在ON位并且EEC处于 soft alternate mode(软备用模式)
D.
E. EC电门灯在OFF位并且EEC处于 soft alternate mode(软备用模式)
【单选题】
(B737ng)为什么进入伺服系统的燃油要经过加热___
A. 加热膨胀，给燃油加压
B. 加热防结冰
C. 和液压油进行热交换后，燃油加热以防结冰阻塞伺服系统
D. 和液压油进行热交换后，液压油加热以防结冰阻塞伺服系统
【单选题】
(B737ng)正常情况下波音737NG发动机的点火激励器是___
A. 将115V 转为20000伏
B. 将115V 转为2000伏
C. 将115V 转为1000伏
D. 将115V 转为10000伏
【单选题】
(B737ng)关于737NG和737-345点火电门的控制说法正确的是___
A. 737-345用P6板的N2转速继电器和P5板的起动电门控制；737NG用DEU控制
B. 737-345用P6板的N2转速继电器和P5板的起动电门控制；737NG用DEU和控制P5板的起动电门控制
C. 737NG用P6板的N2转速继电器和P5板的起动电门控制；737-345用DEU和控制P5板的起动电门控制
D. 没有差异
【单选题】
(B737ng)为什么涡喷发动机需要高能量的点火系统？___
A. 为了在高空和高温条件下点燃油气混合气
B. 因为使用的电压太高
C. 为了在高空和低温条件下点燃油气混合气
D. 因为使用的电压太低
【单选题】
(B737ng)737NG的发动机点火控制和737-345的最大差异是___
A. 没有差异
B. 737NG由EEC参与点火
C. 737NG由DEU参与控制
D. B和C都对
【单选题】
(B737ng)737NG的发动机起动系统和737-345有何差异___
A. EEC参与起动控制
B. 发动机热起动可以自动关车，但不建议等，应及时人工关车
C. 起动过程中有信号送到APU系统
D. 以上都对
【单选题】
(B737ng)737NG的灭熄火保护功能和737-345不同的是___
A. 起动手柄在慢车位，起动电门在FLT位
B. 飞机在空中，起动手柄在慢车位，起动电门在FLT位或GRD位，N2<IDLE
C. 飞机在空中，起动手柄在慢车位，起动电门在FLT位或GRD位，N1<IDLE
D. 以上都是
【单选题】
(B737ng)737NG控制点火电门从GND到OFF位的部件是___
A. P6板下面的N1继电器
B. P6板下面的N2继电器
C. DEU和P5板继电器及电门
D. DEU和P6板继电器
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( ) 26. Where does the writer of "The little Prince" come from?
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( ) 31. What would someone learn from this passage？
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【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage？
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( ) 34. Judy Foreman copied down the phrase because she ___ .
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( ) 37.The greatest river for navigation is ___________.
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( ) 38. From a dam, people can use the water for ___________.
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( ) 39. The water in the river is polluted because of _____________.
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( ) 40. The best title of the passage is ___________.
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