单项选择题
All event relating to the voyage,such as ship’s position,speed and details of the weather, are recorded in（）.
A.logbook B.Bell book C.oil record book D.compass error book
单项选择题 All inflatable life rafts have（）.
单项选择题 All of the following are part of the fire triangle except（）.
单项选择题 All of the following records are usually maintained by the watch-standing officers aboard a vessel except the（）.
