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【单选题】
以下体位属于拜日式的是( )。A.
祈祷式
B.
鸟
C.
船式
D.
三角伸展式
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皮皮学刷刷变学霸
举一反三
【单选题】Which of the listed conditions can be considered as the single greatest cause of accidents?
A.
Speed
B.
Excessive knowledge or skill
C.
Human error
D.
Excitement
【简答题】普通 V 带已标准化,在 Y 、 A 、 C 、 E 几种带中,承载能力最高的是 _____ 型带。
【简答题】Which of the following-is NOT mentioned as a cause of the boating accidents?
【单选题】In Heinrich's causal chain of accidents, heredity and ( ) are regarded as the root causes of accidents.
A.
Machine
B.
Social environment
C.
management
D.
Education
【单选题】Which of the following is NOT mentioned as a cause of the boating accidents.
A.
Strong winds.
B.
Bad weather conditions.
C.
Blockage of waterways.
D.
Lack of safety measures.
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