单选题When running before a heavy sea，moving weights aft will affect the handling of a vessel by （）.Areducing rollingBincreasing rollingCreducing yawingDincreasing yawing
单选题
When running before a heavy sea，moving weights aft will affect the handling of a vessel by （）.
A
reducing rolling
B
increasing rolling
C
reducing yawing
D
increasing yawing
参考解析
解析：
暂无解析
相关考题：
When the ships is going to enter into the harborA.change from heavy fuel oil to diesel oil for main engineB.pumping out bilge waterC.change sea chest form high level one to lower level oneD.test emergency generator
A user, Jill, is reporting her mouse is moving when Jill is not moving it, and the computer is running slower than normal. Which of the following is the FIRST action that Karen, a technician, should take?（）A. Run chkdsk.B. Run an antivirus program.C. Replace the faulty mouse.D. Remove any recently added hardware.
Backstays are ______．A.Running rigging leading aft from the mastsB.Running rigging leading forward from the mastsC.Standing rigging leading aft from the mastsD.Standing rigging from the cross trees to the mast head
______should be used during the poor visibility if the rader’s screen shows heavy sea returns.A.Gain ControlB.Brilliant ControlC.Anti-clutter Sea ControlD.Sweep Intercept
Heavy fuel oils when spilled are ______.A.more harmful to sea life than lighter oilsB.easier to clean up than lighter refined oilsC.less harmful to sea life than lighter oilsD.not a real threat to marine life
It is required that______should be used during the poor visibility if the radar’s screen shows heavy sea returns．A.Gain ControlB.Brilliant ControlC.Anti-clutter Sea ControlD.Sweep Intercept
I was busy with my paper when I heard someone（）in the room above.A、moving onB、moving offC、moving upD、move about
船舶离港之前，所有的吊杆必须纵向收放好。（）A、Before leaving the harbour, all derricks must be stowed.B、After leaving the harbour, all derricks must be stowed fore and aft.C、Before leaving the harbour, all derricks must be stowed fore and aft.D、Before leaving the harbour, all heavy derricks must be stowed fore and aft.
清扫艏艉甲板，准备出海。（）A、Repair fore and aft decks and prepare for sea.B、Clean up lower deck and prepare for sea.C、Clean up fore and aft decks and prepare for sea.D、Paint fore and aft decks and prepare for sea.
A user, Jill, is reporting her mouse is moving when Jill is not moving it, and the computer is running slower than normal. Which of the following is the FIRST action that Karen, a technician, should take?（）A、Run chkdsk.B、Run an antivirus program.C、Replace the faulty mouse.D、Remove any recently added hardware.
单选题When the ship is going to enter into the harbor,（）Achange from heavy fuel oil to diesel oil for mail engineBpumping oil bilge waterCchange sea chest form high level one to lower oneDtest emergency generator
单选题When taking a Pilot from a pilot vessel in a seaway，which way should you head your vessel if the ladder is on the leeward side（）.ABow to the sea and no way on your vesselBSea on the lee quarter with ship moving ahead slowlyCSea on the weather bow and ship moving ahead slowlyDSea on the quarter with sternway on the ship
单选题As a ship moves through the water，it causes a wake，which is also moving forward relative to the sea. In addition to a fore and aft motion，this wake also has a(n)（）.Adownward and inward flowBdownward and outward flowCupward and inward flowDupward and outward flow
单选题The main advantage of a Chinese stopper over the one line stopper is that it（）.Awill not jam on the mooring lineBis strongerCis easier to use when under heavy tensionDis safer to use when under heavy tension
单选题Heavy fuel oils when spilled are（）.Amore harmful to sea life than lighter oilsBeasier to clean up than lighter refined oilsCless harmful to sea life than lighter oilsDnot a real threat to marine life
单选题When a rescue vessel approaches a lifeboat in heavy seas，the person in charge of the lifeboat should（）.Atie up to the rescue vesselBtransfer only those personnel who are not seasickCwait for calmer weather before transferring personnelDtransfer all personnel immediately
单选题A shroud is（）.Aany wire running fore-and-aft on a shipBany wire with a fiber coreCa heavy wire extending from the trunk of the mast to the head of the boomDa heavy wire extending from the mast，atwartships to the deck，to support the mast
单选题Small floes of rough，hummocky sea ice capable of damaging a vessel（）.Acan usually be detected by radar in a smooth sea at a range of 4 to 6 kilometersBare indistinguishable from sea return on the PPICare invisible to radar when covered with a thick layer of snowDare usually seen at night before they are close enough to provide a radar echo
单选题The term flood current refers to that time when the water（）.Ais flowing towards the landBis moving towards the oceanClevel is not changingDlevel is rising because of heavy rains
单选题（）should be used during the poor visibility if the radar’s screen shows heavy sea returns.AGain ControlBBrilliant ControlCAnti-clutter Sea ControlDSweep Intercept
单选题Concerning the incinerator’s operation, which of the following is not correct?（）AScavenging time should be more 30 seconds before ignitingBThe temperature of sludge tank is 80~100℃CFirst igniting the incinerator with diesel oil, when the temperature of health is about 600℃, the sludge oil drawn inDThe ash can be dumped into sea when the distance is more than 3 miles from land
单选题Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.Abe poopedBpitchpoleCbroachDsquat
单选题When running a large, low-speed, main propulsion diesel engine on heavy fuel, which of the following precautions should be observed when switching back over to diesel oil?（）AThe diesel oil must never be allowed to mix with the heavy fuelBThe temperature of the fuel from the pre–heater should be gradually reduced after switching over the three–way valveCThe heating steam to the pre-heater should be secured as soon as the diesel fuel passes through the three-way valveDThe heating steam must be secured before the diesel oil passes through the three-way valve
单选题When the ships is going to enter into the harbor,（）.Achange from diesel oil to heavy fuel oil for mail engineBpump out bilge waterCchange sea chest form lower level one to high level oneDtest emergency generator
单选题A cofferdam is（）.Aany deck below the main deck and above the lowest deckBa member that gives fore-and-aft strengthCmade by placing two bulkheads a few feet apartDa heavy fore-and-aft beam under the deck