which of the following means"发动机超限"?
A.approved maximum thrust level;
B.minimum rotor speed;
C.design point mass airflow ;
D.engine exceedance;
正确答案是D
which of the following means"发动机超限"?
A.approved maximum thrust level;
B.minimum rotor speed;
C.design point mass airflow ;
D.engine exceedance;
正确答案是D