The （）(重吊杆) can lift heavy cargo.A、heavy cargo derrickB、heavy deckC、jumbo boomD、heavy block
The （）(重吊杆) can lift heavy cargo.
- A、heavy cargo derrick
- B、heavy deck
- C、jumbo boom
- D、heavy block
相关考题：
Stress on the topping lift of a swinging boom can be reduced by ______.A.rigging a back stayB.raising the boomC.increasing the mechanical advantage of the cargo purchaseD.taking all slack out of the preventer
The jumbo boom can （）.A、lift heavy cargoB、load and unloadC、join ropes togetherD、lift light cargo
The jumbo boom can lift heavy cargo, the gantry crane can hoist containers.（）A、重吊杆吊重货和集装箱货。B、龙门吊能起吊重件货，重吊杆能起吊集装箱。C、重吊杆能起吊重件货，龙门吊能起吊集装箱。D、龙门吊吊重货和集装箱货。
Heavy cargo might break （）cargo, so it can’t be stowed on top of it.A、lightB、bulkC、dangerousD、wet
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.
What is the disadvantage for air transportation? （）A、Quick but not safeB、Less frequencyC、It can’t lift heavy goodsD、The highest cost in all transport modes
（）is the disadvantage for air transportation?A、Quick but not safeB、Less frequencyC、It can’t lift heavy goodsD、the highest cost in all transport modes
单选题（）is the disadvantage for air transportation?AQuick but not safeBLess frequencyCIt can’t lift heavy goodsDthe highest cost in all transport modes
单选题A carling is used aboard ship（）.Aas a connecting strap between the butted ends of platingBto stiffen areas under points of great stress between beamsCto prevent the anchor from fouling when the brake is releasedDto provide an extra heavy fitting in a heavy lift cargo rig
单选题The jumbo boom can lift heavy cargo, the gantry crane can hoist containers.（）A重吊杆吊重货和集装箱货。B龙门吊能起吊重件货，重吊杆能起吊集装箱。C重吊杆能起吊重件货，龙门吊能起吊集装箱。D龙门吊吊重货和集装箱货。
单选题The ship is now too much listing to portside. Which is the best way to keep the vessel upright?（）.APut all the remaining cargo on starboard sideBPut light cargo on starboardside and heavy cargo on port sideCPut light cargo on port side and heavy cargo on starboard sideDA,B,C are all correct
单选题Stress on the topping lift of a swinging boom can be reduced by（）.Arigging a back stayBraising the boomCincreasing the mechanical advantage of the cargo purchaseDtaking all slack out of the preventer
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What is the disadvantage for air transportation? （）AQuick but not safeBLess frequencyCIt can’t lift heavy goodsDThe highest cost in all transport modes
单选题The jumbo boom can （）.Alift heavy cargoBload and unloadCjoin ropes togetherDlift light cargo
单选题Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift? （）AThe discharge is slow due to the size of the cargo and all the cranes working togetherBThe cargo discharge can be accomplished with controlled pendulationCThe cargo discharge can be performed in port or at anchorDThe cranes enable the handling of heavy cargos without shoreside assistance
单选题The man with（）strength could lift a heavy rock without any difficulty.ApowerfulBstrongCintelligentDphenomenal
单选题In a general cargo crane, （） is fitted to lift the cargo load.Athe slewing motorBthe luffing motorCthe hoisting motorDnone of the above
单选题A carling is used aboard ship（）.Aas a connecting strap between the butted ends of platingBto stiffen areas under points of great stress between beamsCto prevent the anchor from fouling when the brake is releasedDto provide an extra heavy fitting in a lift cargo released