【单选题】When carrying out a parallel track search pattern,the course of the search units should normally be which of the following ________.
A.
In the same direction as the anticipated drift
B.
In the opposite direction of the anticipated drift
C.
Perpendicular to the line of anticipated drift
【单选题】Online learning helps us _________ new friends. A. u reach p to B. reach out to C. search out to D. search up to
【单选题】Carry out square search pattern starting at 1340 hours UTC
A.
Radar search is going to be conducted
B.
Square search is going to be carried out
C.
Sector search is going to be conducted
D.
Aircraft search is going to be carried out
【单选题】Carry out sector search pattern starting at 1340 hours UTC
A.
Radar search is going to be conducted
B.
Square search is going to be carried out
C.
Sector search is going to be conducted
D.
Aircraft search is going to be carried out
【单选题】无效腔气量加倍时,肺通气/血流比值将产生的变化是