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The permanent dunnage attached to the frames of the ship that aids in ventilation is（are）the ______．
A.hatch boards
B.tank top
C.hatch beams
D.sweat battens
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更多 “ The permanent dunnage attached to the frames of the ship that aids in ventilation is（are）the ______．A.hatch boardsB.tank topC.hatch beamsD.sweat battens ” 相关考题
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Strips of timber fixed to the frames of a ship，either in a horizontal or vertical direction，which keep cargo away from the sides of the ship，assisting ventilation and helping protect against a buildup of moisture or condensation are termed as______．A.framesB.shell platesC.bilge platesD.cargo batten
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On a vessel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in the holds，which is TRUE ________．A.Danger of heavy ship sweat exists；constant and vigorous ventilation is requiredB.There is danger of heavy cargo sweat if outside air is introduced by ventilationC.There is little danger of ship's sweat，slight possibility of cargo sweat；moderate ventilation is neededD.The possibility of any sweat problem，either cargo or ship，is remote
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Which statement is correct concerning the carriage of coal in bulk ________．A.Coal should be vented with surface ventilation onlyB.Because of its inherent vice，coal should not be loaded wetC.Dunnage should be placed against ship's sides and around stanchionsD.Through ventilation，as well as surface ventilation，should be provided whenever possible
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Floors aboard ship are ______．A.frames to which the tank top and bottom shell are fastened on a double bottomed shipB.transverse members of the ships frame which support the decksC.longitudinal beams in the extreme bottom of a ship from which the ship's ribs startD.longitudinal angle bars fastened to a surface for strength
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In a longitudinally-framed ship, the longitudinal frames are held in place and supported by athwartship members called ______.A.floorsB.margin platesC.stringersD.web frames
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单选题If a ship is proceeding towards the magnetic equator，the uncorrected deviation due to permanent magnetism（）.A
increasesB
remains the sameC
decreasesD
is unimportant and may be neglected
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单选题What is the main purpose of dunnage（）.A
To act as ballast for light vesselsB
To provide ventilation and drainage for cargoC
To secure the tarpaulins in placeD
To support weakened bulkheads
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单选题What best describes an anchor buoy（）.A
A black ball that is hoisted when the ship anchorsB
A buoy attached to the anchorC
A buoy attached to the scope of an anchor chainD
A mark of the number of fathoms in an anchor chain
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单选题In preparing a cargo space for receipt of a shipment of bagged cargo，which instruction for laying dunnage should be followed? （）A
Use either 1 or 2 tiers of dunnage，spacing the pieces in each tier a foot apart，and lay pieces in the bottom tier diagonally to the ship's sideB
Use 1 tier of dunnage，laying the pieces tightly together to form a solid floor over the steel deckC
Use 2 tiers of dunnage，spacing the pieces in the bottom tier about a foot apart and the pieces in the top tier 6 inches apartD
Use 2 tiers of dunnage，spacing the pieces in the bottom tier about a foot apart and the pieces in the top tier together
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单选题In order to withstand fluid head pressure on a ship，stiffeners are often attached to the bulkhead（）.A
penetrationsB
platingC
framingD
brackets
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单选题On a vessel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in the holds，which is TRUE?（）.A
Danger of heavy ship sweat exists； constant and vigorous ventilation is requiredB
There is danger of heavy cargo sweat if outside air is introduced by ventilationC
There is little danger of ship's sweat，slight possibility of cargo sweat； moderate ventilation is neededD
The possibility of any sweat problem，either cargo or ship，is remote
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单选题In a transversely framed ship，the transverse frames are supported by all of the following EXCEPT（）.A
girdersB
longitudinalsC
side stringersD
web plates
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单选题When ship navigating in rough sea, the first measure taken by the chief engineer to prevent the overload should be（）A
cleaning fuel oil, lubricating oil and seawater filterB
reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propellerC
using low sea chestD
closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
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单选题0n a vesel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in the holds, which is true?（）.A
Danger of heavy ship sweat exists; constant and vigorous ventilation is requiredB
There is danger of heavy cargo sweat if outside air is introduced by ventilationC
There is little danger of ships sweat, slight possibility of cargo sweat; moderate ventilation is neededD
The po sibility of any sweat problem, either cargo or ship, is frame
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单选题The decks of a ship are supported by transverse members called（）.A
trussesB
deck longitudinalsC
deck beamsD
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单选题Battens are fitted in cargo holds across the frames of the vessel from the turn of the bilge upward. The purpose of these cargo battens is（）.A
for securing a snatch block when snaking cargo into the wings of the holdB
to prevent cargo from coming in contact with the vessel's frames or shell platingC
tp prevent fittings to which cargo lashing may be securedD
to support the dunnage floors which are laid down between tiere of cargo
考题
单选题A ship under construction or major repair will acquire permanent magnetism due to（）while sitting stationary in the earth’s magnetic field.A
hammering and jarringB
vibration and poundingC
varying magnetic fieldsD
stable or permanent magnetism of the ship
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单选题Transverse frames are more widely spaced on a ship that is designed with the（）.A
centerline system of framingB
isometric system of framingC
longitudinal system of framingD
transverse system of framing
考题
单选题The permant dunnage attached to the frames of the ship that aids in ventilation is (are) the（）.A
hatch boardsB
tank topC
hatch beamsD
sweat bettens
考题
单选题For use as protection from gas leaking from a refrigeration unit，each ship must be equipped with a（）.A
portable ventilation systemB
flame safety lampC
self-contained breathing apparatusD
gas mask
考题
单选题Reinforcing frames attached to a bulkhead on a vessel are called（）.A
side longitudinalsB
intercostalsC
stiffenersD
brackets
考题
单选题In a longitudinally-framed ship，the longitudinal frames are held in place and supported by athwartship members called（）.A
floorsB
margin platesC
stringersD
web frames
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