________ ：The main center-line structural member，running fore and aft along the bottom of a ship，sometimes referred to as the backbone．A.FrameB.DeckbeamC.StringerD.Keel
________ ：The main center-line structural member，running fore and aft along the bottom of a ship，sometimes referred to as the backbone．
A.Frame
B.Deckbeam
C.Stringer
D.Keel
相关考题：
To "shore up" the main deck for the stowage of deck cargo means to ______.A.weld pad eyes on deck in proper position to secure the cargoB.strengthen the main deck by placing pillars underneath it in the tween-decksC.distribute the weight of the cargo by placing fore-and-aft planks on the main deckD.package the cargo in wooden crates so it will not damage the deck
______ is not a longitudinal structural member．A.sideshellB.bottom shell platingC.inner bottom platingD.transverse bulkhead
前后挽牢! （）A、Make fast fore and aft!B、Be ready to let go!C、Send aft breast line ashore!D、Let go fore and aft!
A（）leads aft from the forecastle to the shore.A、head lineB、fore breast lineC、fore springD、stern line
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.
（）(尾尖舱) are at the aft part of the ship.A、Aft peak tanksB、Pilot ladderC、Fore peak tankD、Peak tanks aft
（）(前尖舱) are at the fore end of a ship.A、Aft peak tanksB、Pilot ladderC、Fore peak tanksD、Peak tanks fore
（）leads forward from the port or starboard quarter to the shore.A、An aft springB、An aft breast lineC、A fore breast lineD、A stern line
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 short raised deck above the main deck at bow is called the（）.A、fore deckB、fore quarterC、aft quarterD、forecastle deck
单选题The structural members of the hull extending in a fore and aft direction are called （）.AframesBjoinersClongitudinalsDknees
单选题A tank 36 ft. by 36 ft. by 6 ft. is filled with water to a depth of 5 ft. If a bulkhead is placed in the center of the tank running fore-and-aft along the 36-foot axis，how will the value of the moment of inertia of the free surface be affected?（）AThe moment of inertia would remain unchangedBThe moment of inertia would be 1/4 its original valueCThe moment of inertia would be 1/2 the original valueDNone of the above
单选题前后挽牢! （）AMake fast fore and aft!BBe ready to let go!CSend aft breast line ashore!DLet go fore and aft!
单选题（）is the main center-line structural member，running fore and aft along the bottom of a ship，sometimes referred to as the backbone.AFrameBDeckbeamCStringerDKeel
单选题A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°. Which action should be taken to remove this error during compass adjustment?（）AIf the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnets.BIf the blue ends of the magnets are aft you should lower the fore-and-aft trayCIf the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnetsDIf the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
单选题A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°.Which action should be taken to remove this error during compass adjustment（）.AIf the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnetsBIf the blue ends of the magnets are aft you should lower the fore-and-aft trayCIf the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnetsDIf the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
单选题船前后备好撇缆！（）AHave the heaving line ready fore and aft.BHave the head line ready fore and aft.CHave the breast line ready fore and aft.DHave the light rope ready fore and aft.
单选题A cofferdam is（）.Aany deck below the main deck and above the lowest deckBa member that gives fore-and-strengthCmade by placing two bulkhead a few feet apartDa heavy fore-and-aft beam under the deck
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If the mooring order is “Get fenders ready fore and aft!”, the sailors fore and aft will （）.Atie fenders fore and aftBput the fender on the boardCunmoor all linesDtie a fender to the gangway
单选题To “shore up” the main deck for the stowage of deck cargo means to（）.Aweld pad eyes on deck in proper position to secure the cargoBstrengthen the main deck by placing pillars underneath it in the tween-decksCdistribute the weight of the cargo by placing fore-and-aft planks on the main deckDpackage the cargo in wooden crates so it will not damage the deck
单选题Detach the fore and aft side hooks, （）the fore and aft boat nests.Atake inBtake onCtake offDtake down
单选题（）is not a longitudinal structural member.AsideshellBbottom shell platingCinner bottom platingDtransverse bulkhead
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