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【多选题】

无人水下航行器主要分为()。

A.
有缆无人遥控水下航行器
B.
无缆自主式水下航行器
C.
海底爬行水下机器人
D.
拖航式水下机器人
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题目标签:航行器
参考答案:
参考解析:
.
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【单选题】第二篇 Male and Female Pilots Cause Accidents Differently Male pilots flying general aviation (private) aircraft in the United States are more likely to crash due to inattention or flawed d...

A.
They studied the findings of several previous research projects.
B.
They conduced a questionnaire with 411 pilots.
C.
They collected data from the database at the Johns Hopkins University
D.
They analyzed the circumstances of the crashes involved.

【单选题】第二篇 Male and Female Pilots Cause Accidents Differently Male pilots flying general aviation (private) aircraft in the United States are more likely to crash due to inattention or flawed d...

A.
Mechanical failure and running out of fuel.
B.
Loss of control on landing or takeoff and stalling.
C.
Loss of control on landing or takeoff and running out of fuel.
D.
Stalling and landing with the gear up.

【单选题】第二篇 Male and Female Pilots Cause Accidents Differently Male pilots flying general aviation (private) aircraft in the United States are more likely to crash due to inattention or flawed d...

A.
Causes of aircraft crash.
B.
Gender difference in relation to types of aircraft crashes.
C.
Causes of mishandling aircraft.
D.
Gender discrimination in general aviation in the United States.