更多"It is the only entrance（）the harbor"的相关试题:
[单项选择]Vessels，（）support vessels，should not enter the safety zone of a deepwater port unless clearance has been obtained from the Vessel Traffic Supervisor.
A. besides
B. excepted
C. otherwise
D. other than
[单项选择]Required lifesaving equipment on existing vessels may becontinued in use on the vessel if（）.
A. kept on board no more than 2 years
B. inspected and serviced every 6 months
C. destroyed if more than 5 years old
D. maintained in good and serviceable condition
[单项选择]Vessels transiting Suez Canal are charged according to their（）.
A. gross tonnage
B. Suez Canal tonnage's
C. net tonnage's
D. Panama Canal tonnage's
[单项选择]The regulations require that inspected vessels on an international voyage，other than small passenger vessels，must carry which of the following distress signals on or near the navigating bridge?（）
A. 12 hand red flares
B. 12 rocket parachute flares
C. 12 hand combination flares and orange smoke signals
D. 6 hand red flares，and 6 hand orange smoke signals
[单项选择]Fire protection regulations for towing vessels allow all of these types of fuel piping，EXCEPT（）.
A. steel
B. aluminum in an aluminum-hulled vessel
C. schedule 80 fire resistant plastic pipe
D. nickel-copper，copper-nickel or annealed copper
[单项选择]Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
A. used for electrical fires only
B. the smallest
C. the most accessible
D. the most effective
[单项选择]All inspected vessels on unrestricted ocean routes must have equipment on board for testing an individual’s（）.
A. blood
B. breath
C. urine
D. All of the above
[单项选择]Most propellers on merchant vessels are constructed of（）.
A. managanese bronze
B. cast iron
C. mild steel
D. improved plow steel
[单项选择]Fire protection regulations for towing vessels require that all crew members participate in drills and receive instruction at least once a month. Who is responsible for ensuring that this takes place?（）
A. The Officer in Charge，Marine Inspection
B. The Master，or person in charge of the vessel
C. The vessel's owner or manager
D. The company's port captain or port engineer
[单项选择]Regulations require that tank vessels handling grade B liquids shall have their cargo pumps separated from all sources of vapor ignition by（）.
A. cofferdams
B. empty cargo spaces
C. gas tight bulkheads
D. areas equipped with power ventilation
[单项选择]Regulations require that pumprooms on tank vessels carrying grade C liquid cargo with machinery spaces below the freeboard deck be ventilated with（）.
A. power ventilation
B. gooseneck vents and flame screens
C. at least two ducts extending to the weather deck
D. a vent header system
[单项选择]Aboard damage vessels, the most important consideration is preserving（）.
A. bilge pumping capacity
B. reserve buoyancy
C. level attitude
D. instability
[单项选择]Vessels transiting the canal must have their accommodation ladders and cargo booms（）.
A. removed
B. rigged in
C. readjusted
D. tested
[单项选择]Vessels wishing to communicate with the Port Health Officer should do（）on VHF Channel 14.
A. so
B. that
C. this
D. same
[单项选择]An appointment between vessels normally made on radio to meet in a certain area or position defines（）.
A. bona fide
B. rendez-vous
C. prima facie
D. action in personam
