2024智慧树网课答案 发动机航线维护 最新完整智慧树知到满分章节测试答案
绪论 单元测试
1、 问题: COMAC ARJ21-700 airliner is equipped with _ turbofan engine. （ ）
选项：
A:CJ-1000
B:CFM56-7B
C:CF34-10A
D:Leap-1C
答案: 【
CF34-10A
】
第一章 单元测试
1、 问题:The description in Chapter 73 of AMM is about ( ).
选项：
A:Exhaust System
B:Engine Fuel and Control System
C:Oil System
D:Air System
答案: 【
Engine Fuel and Control System
】
2、 问题:How many engine mounts does the CFM56-3 have?（ ）。
选项：
A:1
B:2
C:3
D:4
答案: 【
2
】
3、 问题:CFM56-3 is a _ turbofan engine. ( )
选项：
A:High bypass, three rotor
B:Low bypass, dual rotor
C:High bypass, dual rotor
D:Low bypass, three rotor
答案: 【
High bypass, dual rotor
】
4、 问题:The data plate has NOT the data of（ ）。
选项：
A:Engine model number
B:Thrust ratings
C:Airframe type
D:TC Number
答案: 【
Airframe type
】
5、 问题:The CFM56-3 engine supplies ____ for the Boeing 737-300/-400/-500 aircraft. ( )
选项：
A:thrust, electric, hydraulic, pneumatic
B:thrust, electric, hydraulic, fuel and oil
C:thrust, bleed air, hydraulic, pneumatic
D:thrust, lift force, hydraulic, pneumatic
答案: 【
thrust, electric, hydraulic, pneumatic
】
第二章 单元测试
1、 问题:Which component on CFM56-3 engine produces the most thrust? ( )
选项：
A:Turbine
B:Combustor
C:Exhaust nozzle
D:Fan
答案: 【
Fan
】
2、 问题:The aerodynamic station of 12 on CFM56-3 engine is ( ).
选项：
A:The primary air inlet
B:The engine inlet
C:The secondary air inlet
D:The inlet of booster
答案: 【
The secondary air inlet
】
3、 问题:Which bearing can hold the axially load of the N2 rotor? ( )
选项：
A:No.1 ball bearing
B:No.2 ball bearing
C:No.3 ball bearing
D:No.4 roller bearing
答案: 【
No.3 ball bearing
】
4、 问题:What bearings on CFM56-3 engine are roller bearing? ( )
选项：
A:No.1, No.2 and No.3 bearings
B:No.2, No.3 and No.4 bearings
C:No.3, No.4 and No.5 bearings
D:No.2, No.4 and No.5 bearings
答案: 【
No.2, No.4 and No.5 bearings
】
5、 问题:The power source for driving fan and booster rotor is from ( ).
选项：
A:HPT
B:CSD assembly
C:LPT
D:Air-driving gear box
答案: 【
LPT
】
6、 问题:The air used for CFM56-3 HPT blades cooling is ( ).
选项：
A:CDP air
B:HPC 5th air
C:Booster discharge air
D:HPC 4th air
答案: 【
CDP air
】
7、 问题:How many fan blades does CFM56-7B engine have? ( )
选项：
A:18
B:24
C:36
D:38
答案: 【
24
】
8、 问题:Which balancing screw for the rebalance of CFM56-3 engine is the lightest? ( )
选项：
A:P01
B:P06
C:P07
D:P08
答案: 【
P07
】
9、 问题:In the following accessory pads on CFM56-3 engine, which one need to use carbon seal? ( )
选项：
A:Lube unit and fuel pump
B:Lube unit and hydraulic pump
C:Air starter and hydraulic pump
D:Control alternator and fuel pump
答案: 【
Air starter and hydraulic pump
】
10、 问题:How many stages of LPT does CFM56-3 engine have? ( )
选项：
A:1
B:2
C:3
D:4
答案: 【
4
】
第三章 单元测试
1、 问题:In the following descriptions, which one is NOT the function of MEC on CFM56-3 engine? ( )
选项：
A:Schedules fuel flow
B:Schedules VSV’s and VBV’s positions
C:Schedules the HPTCC valve
D:Schedules the LPTCC valve
答案: 【
Schedules the LPTCC valve
】
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