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【多选题】
The launch modes of UAV including: ____.
A.
Zero-length launch
B.
Carrier-borne air launch
C.
Vertical take-off
D.
Throwing launch
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】The overload of a UAV when it touches the arresting net should not lager than ____.
A.
3g
B.
4g
C.
5g
D.
6g
【多选题】The UAV of landing and recovery methods including: ____.
A.
Helicopter aerial recovery
B.
"sky hook" recovery
C.
Parachute recovery
D.
Tail hook arresting recovery
【多选题】11&12.Which TWO facilities at the leisure club have recently been improved?
A.
the gym
B.
the tracks
C.
the indoor pool
D.
the outdoor pool
E.
the sports training for children
【单选题】When determine the launch window for Halley’s Comet probe should chose: ____.
A.
The annual launch window
B.
The monthly launch window
C.
The diurnal launch window
D.
Zero window