When a vessel is entering or leaving a port，a record of engine speeds is kept in the（）.

单项选择题What will be accepted as the shipping papers for an unmanned tank barge but will not be accepted if the tank barge is manned? （）

A.Bill of Lading
B.Logbook entry
C.Manifest
D.Shipping document

单项选择题What must the Master or person in charge of a ship enter in the logbook after conducting an abandonment drill? （）

A.The sea condition at the time of the drill
B.Which survival craft was used
C.The names of all crew members participating in the drill
D.The name of the lifeboatman in charge of each boat

单项选择题What must the Master or person in charge of a ship enter in the logbook after conducting an abandonment drill?（）

A.The sea condition at the time of the drill
B.Which survival craft was used
C.The names of all crew members participating in the drill
D.The name of the lifeboatman in charge of each boat

单项选择题What must the Master or person in charge of a ship enter in the logbook after conducting a boat drill? （）

A.Which survival craft was used in the drill
B.The number of each lifeboat not lowered during each drill
C.Only the number of each motor propelled lifeboat that is lowered
D.The length of time an oar propelled lifeboat is rowed

单项选择题What must the Master or person in charge of a ship enter in the logbook after conducting a boat drill? （）

A.Which survival craft was used in the drill
B.The number of each lifeboat not lowered during each drill
C.Only the number of each motor propelled lifeboat that is lowered
D.The length of time an oar propelled lifeboat is rowed