Chafing gear(防摩擦装置) is used to______．A.anchor the boatB.pick up heavy loadsC.protect fiber rope from abrasionD.strengthen mooring lines
Chafing gear(防摩擦装置) is used to______．
A.anchor the boat
B.pick up heavy loads
C.protect fiber rope from abrasion
D.strengthen mooring lines
相关考题：
I ______, because I don’t want to be late for school. A、am used to getting up earlyB、used to getting up earlyC、am used to get up earlyD、used to get up early
I_______ to get up late, but now I get up early every morningl.A、used toB、is used toC、useD、use to
Wear occurring at the tips of the reduction gear teeth is usually the result of ______.A.surface fatigueB.fretting corrosionC.heavy overloadingD.gear misalignment
A storm is forecast for the area where your vessel is moored. For its safety you should put ______.A.more slack in the mooring linesB.a strain on the mooring linesC.chafing gear on the mooring linesD.grease on the mooring lines
Chafing gear ______.A.reduces and prevents corrosion of standing riggingB.prevents corrosion of running riggingC.reduces and prevents wear caused by the rubbing of one object against anotherD.protects the body against extreme cold
The Charterers to have the right to __________ of all winches，derricks including heavy lift gear and/or cranes to their full capacity．A.Freely useB.Use freelyC.Free useD.Use free
A pelican hook ______.A.can be released while under strainB.is used for boat fallsC.is used for extra heavy loadsD.is used for light loads only
重吊杆用于吊大的重件。（）A、Heavy derrick is used for lifting large heavy cargo.B、Derrick is used for lifting large heavy cargo.C、Heavy derrick is used for lifting dry bulk cargo.D、Derrick is used for lifting dry bulk cargo.
单选题What is NOT a responsibility of the tankerman in charge of loading an unmanned tank barge? （）AEnforcement of smoking restrictionsBRestricting vessels from coming alongside the bargeCInsuring that a combustible gas indicator is aboardDProtecting cargo hose with chafing gear
单选题Where are the test certificates，for wire rope used as cargo runners，and loose gear certificates usually maintained? （）AWith the Cargo Gear Register on the shipBIn the Official LogCAt the Coast Guard Marine Safety Office with the vessel's inspection recordsDAt the central records center of the agency testing the cargo gear
单选题A pelican hook（）.Acan be released while under strainBis used for boat fallsCis used for extra heavy loadsDis used for light loads only
单选题In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.Ainsure that the hawser leads directly aft as it passes over the stern of the towing vesselBincrease the stability of the towing vessel by raising the hawser off the deckCreduce chafing of the towing hawserDprevent fouling of the hawser on deck gear located on the stern of the towing vessel
单选题夹子用完了。（）AClamps have been used up.BLashing wires have been used up.CTwist locks have been used up.DTurnbuckles have been used up.
单选题According to the way the steering gear is operated, the steering gear may be divided into: hand - steering, （） and automatic steering.Ahydraulic steeringBfollow-up steeringCremote control steeringDair controlled steering
单选题Chafing gear is used to（）.Aanchor the boatBpick up heavy loadsCprotect fiber rope from abrasionDstrengthen mooring lines
单选题Chafing gear（）.Areduces and prevents corrosion of standing riggingBprevents corrosion of running riggingCreduces and prevents wear caused by the rubbing of one object against anotherDprotects the body against extreme cold
单选题Chafing gear is normally used（）.Afor portable fendersBfor ground tackleCon the inside of the hawsepipeDon mooring lines
单选题Chafing gear should be placed（）.Aat all wearing points of mooring linesBat the bitter ends of all standing riggingCaround running riggingDon wire rope only
单选题重吊杆用于吊大的重件。（）AHeavy derrick is used for lifting large heavy cargo.BDerrick is used for lifting large heavy cargo.CHeavy derrick is used for lifting dry bulk cargo.DDerrick is used for lifting dry bulk cargo.
单选题After the engine is warned, we should（） the turning gear before starting up the engine.Atake inBput inCtake outDput up
单选题Which of the devices listed, when used on an electro-hydraulic steering gear, keeps the movement of the redder closely in step with the steering wheel?（）AThe follow-up gearBThe rudder angle indicatorCThe synchronous electric transmitterDA rudder angle limit switch
单选题In heavy marine engine the practice is to drive the engine on（）which has previously been stored in starting air reservoirs.Aelectric motorBhydraulic motorCcompressed airDturning gear
单选题In an electro-hydraulic steering gear, any change in relative position between the synchronous receiver and the follow-up gear will result in（）Athe pump going to full strokeBclosing of the six-way valveCdriving the rams up against the stopsDa corresponding slowing or increasing of the pumped flow rate
单选题When a line is subject to wear where it passes through a mooring chock，it should be（）.Awormed，parceled，and servedBwrapped with heavy tapeCwrapped with chafing gearDwrapped in leather