单项选择题
The essence of an abandon ship drill is that the survival crafts are manned and operated by the crew members assigned to them on the（）
A.tire control plan B.fire drill C.muster list D.All of the above
单项选择题 A Document or Compliance differs from a Safety Management Certificate in that the latter is issued to （） by the Administration.
单项选择题 There is a danger of the starting current that the windings are burnt out（）
单项选择题 I find （）
