汽车专业英语答案2023

第九章测试

1.What tells the automatic transmission how fast the car is going? （ ）。
A:The gear pump
B:The governor
C:The turbine
D:The sump

答案:B
2.In an automatic transmission, the shift lever hooks up to the（ ）。
A:vacuum modulator
B:throttle valve
C:manual valve
D:inlet valve
3.Which statement is wrong about AT? （ ）。
A:The torque converter which acts like a clutch to allow the vehicle to come to a stop. in gear while the engine is still running
B:Planetary gear sets which are the mechanical systems that only provide the various forward gear ratios
C:The hydraulic system which uses a special transmission fluid sent under pressure by an oil pump through the valve body to control the clutches and bands in order to control the planetary gear sets
D:The governor and the modulator or throttle cable that monitors speed and throttle position in order to determine when to shift
4.Which part sends transmission fluid under pressure to all parts of the transmission and torque converter?（ ）
A:Hydraulic system
B:Oil pump
C:One-way clutch
D:Planetary gear sets
5.Which section is the brain of the automatic transmission that directs hydraulic fluid to the numerous valves?（ ）
A:Valve body
B:Torque converter
C:Planetary gear sets
D:Oil pump