单项选择题
A.hot work permit
B.Certificate of Inspection
C.Safety of Life at Sea Certificate
D.station bill
单项选择题 To determine the number of portable fire extinguishers required on an inspected vessel，you should check the（）.
单项选择题 To determine the number of inflatable liferafts required on a vessel，you should check the （）.
单项选择题 To determine the number of certificated lifeboatmen required on a vessel，you should check the （）.