更多"Water may boil up around the stern "的相关试题:
[单项选择]If you detect oil in the water around your vessel while discharging fuel, the FIRST thing to do is（）.
A. try to find out where the oil is coming from
B. call the Master
C. have the pump man check the discharge piping
D. shutdown operations
[单项选择]Excessively warm water leaving condenser may be caused by（）
A. fouled tubes in shell and tube condenser
B. too little or too warm condenser water
C. air or non-condensable gas in system
D. overcharge of refrigerant
[单项选择]A SEA ROOM TO BE KEPT FOR SAFETY AROUND A VESSEL，ROCK，PLATFORM，ETC.，OR THE PLACE ASSIGNED TO A VESSEL WHEN ANCHORED OR LYING ALONGSIDE A PIER，ETC means（）.
A. Port
B. Commercial area
C. Berth
D. Roadstead
[单项选择]If in doubt as to the true water level when a boiler is being oil-fired, you should （）.
A. take no measures
B. extinguish the fire as soon as possible
C. feed water to the boiler
D. open the blow down valve
[单项选择]You detect oil around your tank vessel while discharging. The first thing to do is（）.
A. try to find out where the oil is coming from
B. call the master
C. have the pumpman check the discharge piping
D. shut down operations
[单项选择]That center around which a vessel trims is called the（）.
A. tipping center
B. center of buoyancy
C. center of gravity
D. turning center
[单项选择]Distilled water from an evaporator may be discharged into a potable water tank （）.
A. through a detachable hose connection
B. after passing through an activated charcoal filter
C. after chemical analysis shows it is fit for consumption
D. through a solenoid operated three-way valve
[单项选择]Safe water buoys may show ONLY（）.
A. flashing red lights
B. flashing green lights
C. white lights
D. yellow lights
[单项选择]Your ship is in shallow water and the bow rides up on its bow wave while the stern sinks into a depression of its transverse wave system.What is this called（）.
A. Broaching
B. Fish tailing
C. Squatting
D. Parallel sinkage
[单项选择]A wedge of water building up between the bow and nearer bank which forces the bow out and away describes（）.
A. bank cushion
B. bank suction
C. combined effect
D. bend effect
[单项选择]A centrifugal pump may fail to deliver water when first started if the （）.
A. water seal pipe is plugged
B. pump is not primed
C. seal ring is improperly located
D. impeller is flooded
[单项选择]（） allows for expansion and water make up in the water cooling system.
A. A top tank
B. A head tank
C. A head valve
D. A drain tank
[单项选择]Seawater may be used for drinking water （）.
A. at a maximum rate of two ounces per day
B. after mixing with an equal quantity of fresh water
C. if gather during or immediately after a hard rain
D. under no circumstance
[单项选择]You may find the time of slack water after low water in a certain port from（）.
A. Deadweight Scale
B. Tide Tables
C. Notices to Mariners
D. Table of Azimuth
[单项选择]Water fog from an all-purpose nozzle may be used to（）.
A. fight an electrical fire
B. fight a magnesium fire
C. eliminate smoke from a compartment
D. All of the above
[单项选择]Static electricity may be built up by the（）.
A. flow of petroleum through pipes
B. spraying or splashing of petroleum
C. settling of solids or water in petroleum
D. All of the above
[单项选择]You may use the hospital（）you clean it up afterward.
A. as far as
B. as well as
C. as soon as
D. so long as
