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飞行中NACA通气口:During flight the NACA vents:

A、 在燃油箱内提供正气压。Provide positive air pressure in the fuel tanks.

B、 平衡燃油箱内压力。Equalize pressure in fuel tanks.

C、 使空气在油箱内流动以防止爆炸性气体混合。Cause air to flow through fuel tanks to prevent explosive gas mixtures.

D、 没什么作用。油箱在飞行中密封,以防止燃料在高海拔的低气压下蒸发。Do nothing. Tanks are sealed in flight to prevent fuel from evaporating in low atmospheric pressures at high altitudes.

答案:A

飞机试题CRJ900题库练习
仪表飞行中最低扇区高度MSA是以无线电导航设施为中心,25NM(46km)的圆的扇区内可使用的最低高度。请问,这个最低高度对扇区内所有物体提供的最小超障余度是( )英尺?
https://www.shititong.cn/cha-kan/shiti/00007381-7aef-89ba-c073-9874ad40f400.html
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当FMS被用作现用横向导航源,FMA指示会显示When the FMS is used as active lateral navigation source the FMA indication will be indicating:
https://www.shititong.cn/cha-kan/shiti/00007381-7af4-e61f-c073-9874ad40f400.html
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以下关于初始检查中防滞测试描述错误的是( )Which description of the followings is wrong for the anti-skid test in the originating check ?
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飞行员应急训练定期复训的周期是每( )个日历月一次。
https://www.shititong.cn/cha-kan/shiti/00007381-7aef-4427-c073-9874ad40f400.html
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发动燃油温度指示低于()°C时,不得起飞。Take-off with engine fuel temperature indications below ()°C is prohibited.
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机组在起飞时获悉,他们的目的地机场正处在一条静止锋的锋面之下,他们可以想象目的地机场
此时的天气状况可能是__
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执勤期:是指机组成员在接受合格证持有人安排的飞行任务后,从报到时刻开始,到解除任务时刻为止的连续时间段。
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除经局方批准并得到空中交通管制的同意外,不得在修正海平面气压高度10000ft以下以大于( )海里/小时的指示空速运行航空器。An aircraft is not allowed to operate at an indicated airspeed greater than ( ) NM/hour below 10,000 ft on QNH, except with the approval of the CAAC and with the consent of air traffic control;
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判断正误True or False: 如果入侵飞机无运行的方式 S 应答机,TCAS 系统不提供交通冲突的指示。The TCAS system provides no indication of traffic conflicts if the intruder airplane is without an operative Mode 'S' transponder.
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在什么时候提起油门杆至慢车位为发动机起动提供燃油What time the thrust levers are advanced to the idle position to turn the fuel on.
https://www.shititong.cn/cha-kan/shiti/00007381-7af1-07b1-c073-9874ad40f400.html
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飞机试题CRJ900题库练习

飞行中NACA通气口:During flight the NACA vents:

A、 在燃油箱内提供正气压。Provide positive air pressure in the fuel tanks.

B、 平衡燃油箱内压力。Equalize pressure in fuel tanks.

C、 使空气在油箱内流动以防止爆炸性气体混合。Cause air to flow through fuel tanks to prevent explosive gas mixtures.

D、 没什么作用。油箱在飞行中密封,以防止燃料在高海拔的低气压下蒸发。Do nothing. Tanks are sealed in flight to prevent fuel from evaporating in low atmospheric pressures at high altitudes.

答案:A

飞机试题CRJ900题库练习
相关题目
仪表飞行中最低扇区高度MSA是以无线电导航设施为中心,25NM(46km)的圆的扇区内可使用的最低高度。请问,这个最低高度对扇区内所有物体提供的最小超障余度是( )英尺?

A. 1000

B. 1500

C. 2000

D. 3000

https://www.shititong.cn/cha-kan/shiti/00007381-7aef-89ba-c073-9874ad40f400.html
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当FMS被用作现用横向导航源,FMA指示会显示When the FMS is used as active lateral navigation source the FMA indication will be indicating:

A. 绿色的LNAV/ LNAV in green

B. 绿色的FMS LNAV/FMS LNAV in green

C. 绿色的NAV FMS/ NAV FMS in green

D. 绿色的FMS/ FMS in green

https://www.shititong.cn/cha-kan/shiti/00007381-7af4-e61f-c073-9874ad40f400.html
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以下关于初始检查中防滞测试描述错误的是( )Which description of the followings is wrong for the anti-skid test in the originating check ?

A. 接通防滞电门无信息 ANTI-SKID switch is on, no message

B. 关闭防滞电门有信息。ANTI-SKID switch is OFF, message on

C. 再次接通防滞电门信息消失。 ANTI-SKID switch is on again, message out

D. 无需进行防滞测试 Not need to do anti-skid test

https://www.shititong.cn/cha-kan/shiti/00007381-7ae7-e64d-c073-9874ad40f400.html
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飞行员应急训练定期复训的周期是每( )个日历月一次。

A. 6

B. 12

C. 24

D. 26

https://www.shititong.cn/cha-kan/shiti/00007381-7aef-4427-c073-9874ad40f400.html
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发动燃油温度指示低于()°C时,不得起飞。Take-off with engine fuel temperature indications below ()°C is prohibited.

A. -5.0

B. 0.0

C. 5.0

D. 8.0

https://www.shititong.cn/cha-kan/shiti/00007381-7af3-508f-c073-9874ad40f400.html
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机组在起飞时获悉,他们的目的地机场正处在一条静止锋的锋面之下,他们可以想象目的地机场
此时的天气状况可能是__

A. 有积状云,阵雨和雷暴,能见度好;

B. 有卷云,辐射雾和强的乱流;

C. 层状云,小雨,有低云或雾造成的低能见度

https://www.shititong.cn/cha-kan/shiti/00007381-7aea-8c0f-c073-9874ad40f400.html
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执勤期:是指机组成员在接受合格证持有人安排的飞行任务后,从报到时刻开始,到解除任务时刻为止的连续时间段。

A. 正确

B. 不正确

https://www.shititong.cn/cha-kan/shiti/00007381-7aec-95fe-c073-9874ad40f400.html
点击查看答案
除经局方批准并得到空中交通管制的同意外,不得在修正海平面气压高度10000ft以下以大于( )海里/小时的指示空速运行航空器。An aircraft is not allowed to operate at an indicated airspeed greater than ( ) NM/hour below 10,000 ft on QNH, except with the approval of the CAAC and with the consent of air traffic control;

A. 250

B. 260

C. 270

D. 280

https://www.shititong.cn/cha-kan/shiti/00007381-7ae8-24ff-c073-9874ad40f400.html
点击查看答案
判断正误True or False: 如果入侵飞机无运行的方式 S 应答机,TCAS 系统不提供交通冲突的指示。The TCAS system provides no indication of traffic conflicts if the intruder airplane is without an operative Mode 'S' transponder.
https://www.shititong.cn/cha-kan/shiti/00007381-7af0-57f2-c073-9874ad40f400.html
点击查看答案
在什么时候提起油门杆至慢车位为发动机起动提供燃油What time the thrust levers are advanced to the idle position to turn the fuel on.

A. 当N2 rpm超过10%的时候When the engine has accelerated to 10% N2 rpm,

B. 当N2 rpm超过20%的时候When the engine has accelerated to 20% N2 rpm,

C. 当N2 rpm超过30%的时候When the engine has accelerated to 30% N2 rpm,

D. 当N2 rpm超过40%的时候When the engine has accelerated to 40% N2 rpm,

https://www.shititong.cn/cha-kan/shiti/00007381-7af1-07b1-c073-9874ad40f400.html
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