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名词解释题
水鹤 water crane
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The electrical components for each single crane are installed in its ______.A.crane houseB.machinery baseC.turntableD.All of the above
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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
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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
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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
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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
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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
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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
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The （）(浮吊) can float on water used to load and unload the cargo.A、floating craneB、jumbo boomC、union purchaseD、crane
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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
考题
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
考题
单选题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
考题
单选题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
考题
单选题During which condition should the operator of a pedestal crane shutdown operations?（）A
BunkeringB
High windsC
Potable water spill on deck
考题
单选题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
考题
单选题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
考题
单选题In a ordinary cargo crane, （） is fitted to rotate the crane.A
the slewing motorB
the lulling motorC
the hoisting motorD
none of the above
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