Which of the following about gas turbines on A/C is not right?
A.light weight and big power
B.propulsion independent of propeller
C.ignition switch in operation all the time
D.good high altitude performance
正确答案是C
Which of the following about gas turbines on A/C is not right?
A.light weight and big power
B.propulsion independent of propeller
C.ignition switch in operation all the time
D.good high altitude performance
正确答案是C