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【单选题】

On a ship’s crane，the load chart relates the allowable load to the combination of the boom length and（）.

A、winch speed

B、boom strength

C、load radius

D、cable strength

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更多“On a ship’s crane，the load chart relates the allowable load to the combination of the boom length and（）.”相关的问题
第1题
[单选题] 水手应该知道船上吊杆的安全工作负荷。（）

A、Sailors should know the SWL of cranes on board their ship.  B、Sailors should know the SWL of derricks on board their ship.  C、Officers should know the SWL of derricks on board their ship.  D、Officers should know the SWL of cranes on board their ship.  

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第2题
[] The design specifications for cranes and crane foundations on ship’s are set and published by the（）.

A、A.American Society of Mechanical Engineers  B、B.American Petroleum Institute  C、C.Society of Petroleum Engineers  D、D.American Society of Civil Engineers  

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第3题
[单选题] Containers are loaded and discharged by （）(龙门吊).

A、ship’s derricks  B、fork trucks  C、gantry cranes  D、shore cranes  

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第4题
[] Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.

A、A.A centerline crane can never be operated in tandem  B、B.One crane is able to work one end of two adjacent hatches  C、C.These cranes are more economical and weigh less than outboard-mounted cranes  D、D.One crane is able to work both sides of the ship  

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第5题
[] On no account（）to be exceeded.

A、A.is the S.W.L. of the crane  B、B.are the S.W.L. of the crane  C、C.the S.W.L. of the crane is  D、D.the S.W.L.of the crane are  

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第6题
[单选题] Which of the following statement（s）is/are TRUE regarding a twin pedestal crane set（）.

A、The cranes may be operated independently  B、The cranes may be interconnected for twin operation  C、When twinned，the crane rotation on the foundation assembly is unlimited  D、All of the above  

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第7题
[单选题] Your ship is solely to blame（）the damage to my crane.

A、to  B、for  C、of  D、on  

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第8题
[单选题] Traditionally，the signal for fire aboard ship is（）.

A、more than 6 short blasts and 1 long blast on the whistle，and the same signal on the general alarm  B、continuous sounding of the ship's whistle and the general alarm for at least 10 seconds  C、1 short blast on the whistle  D、alternating short and long blasts on the ship's whistle  

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第9题
[单选题] （）measured at midship section and taken from inside the ship’s shell on one side to inside the ship’s side shell on the other side.

A、Length overall  B、Molded breadth  C、Amidships  D、Extreme breadth  

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