水鹤 water crane
水鹤 water crane
相关考题：
The electrical components for each single crane are installed in its ______.A.crane houseB.machinery baseC.turntableD.All of the above
The net productivity per gang-hour can be improved through a decrease of ______.A.cranes／derricksB.crane／derrick cyclesC.crane／derrick cycle timeD.weight per package
On no account ______ to be exceeded．A.is the SWL of the craneB.are the SWL of the craneC.the SWL of the crane isD.the SWL of the crane are
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels ________．A.A centerline crane can never be operated in tandemB.One crane is able to work one end of two adjacent hatchesC.These cranes are more economical and weigh less than outboard-mounted cranesD.One crane is able to work both sides of the ship
Which of the following statements is TRUE regarding crane operations ________．A.Radio communications allow the crane operator to disregard the use of hand signalsB.The crane operators and signalman must be familiar with the correct hand signalsC.The forward cranes can be operated from the bridgeD.The aft cranes can be operated from the aft steering station
During which condition should the operator of a pedestal crane shutdown operations ________．A.Bunkering barge alongsideB.Potable water spill on deckC.Crane hydraulic hose burstsD.Trim greater than 4 feet
During which condition should be operator of a pedestal crane shutdown operations?A.BunkeringB.High windsC.Potable water spill on deckD.More than 3°list
The （）(浮吊) can float on water used to load and unload the cargo.A、floating craneB、jumbo boomC、union purchaseD、crane
消防水鹤的性能特点表述不正确的是（）。A、消防水鹤为消防专用，美观、结构紧凑，操作方便B、消防水鹤具有良好的防冻性能C、消防水鹤的出水口可摆动，但不能伸缩D、消防水鹤的出水口距地面高度3150～3500mm
单选题消防水鹤的性能特点表述不正确的是（）。A消防水鹤为消防专用，美观、结构紧凑，操作方便B消防水鹤具有良好的防冻性能C消防水鹤的出水口可摆动，但不能伸缩D消防水鹤的出水口距地面高度3150～3500mm
单选题On no account（）to be exceeded.Ais the SWL of the craneBare the SWL of the craneCthe SWL of the crane isDthe SWL of the crane are
单选题Which of the following statements is TRUE regarding crane operations（）.ARadio communications allow the crane operator to disregard the use of hand signalsBThe crane operators and signalman must be familiar with the correct hand signalsCThe forward cranes can be operated from the bridgeDThe aft cranes can be operated from the aft steering station
单选题During which condition should the operator of a pedestal crane shutdown operations?（）ABunkeringBHigh windsCPotable water spill on deck
单选题During which condition should the operator of a pedestal crane shutdown operations?（）ABunkering barge alongsideBPotable water spill on deckCCrane hydraulic hose burstsDTrim greater than 4 feet
单选题Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.AA centerline crane can never be operated in tandemBOne crane is able to work one end of two adjacent hatchesCThese cranes are more economical and weigh less than outboard-mounted cranesDOne crane is able to work both sides of the ship
单选题In a ordinary cargo crane, （） is fitted to rotate the crane.Athe slewing motorBthe lulling motorCthe hoisting motorDnone of the above