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单选题
The latch of a safety hook（）.
A
increases the strength of the hook
B
prevents the sling ring from coming out of the hook if the strain is abruptly eased
C
prevents the sling ring from coming out of the hook if there is a strain on the sling ring
D
All of the above
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更多 “单选题The latch of a safety hook（）.A increases the strength of the hookB prevents the sling ring from coming out of the hook if the strain is abruptly easedC prevents the sling ring from coming out of the hook if there is a strain on the sling ringD All of the above” 相关考题
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Placing a lashing across a hook to prevent a fitting from slipping out of the hook is called __.A.fakingB.flemishing downC.mousingD.worming
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A hook that will release quickly is a ______.A.longshore hookB.margin hookC.marginal hookD.pelican hook
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Mousing a cargo hook with marline or small line ______.A.increases the lifting capacity of the hookB.protects the hook from the sling ringC.prevents the sling ring from coming out of the hookD.All of the above
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装卸货物时必须把门边处的哪两个锁扣打开？（）A、Y-LATCH；YZ-LATCHB、XY-LATCH；XZ-LATCHC、Y-LATCH；XZ-LATCHD、YZ-LATCH；XY-LATCH
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As soon as the ship gets alongside the wharf, you should lower the gangway and put a （）below it.A、safety netB、safety beltC、safety lampD、safety device
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What is the function of the AJB bits on DS1 using Extended Super Frame （ESF）？（）A、It is used for signaling on-hook and off-hook statusB、It carries CRC information for error detectionC、It is used for a control and performance informationD、It is used for a frame’s synchronization and alignment
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货舱门上有几个临近传感器，各是什么传感器。（）A、有3个临近传感器，1个“CLOSED”传感器，1个“LOCKED”传感器，1个“LATCH”传感器B、有3个临近传感器，1个“CLOSED”传感器，2个“LATCH”传感器C、有4个临近传感器，1个“CLOSED”传感器，2个“LOCKED”传感器，1个“LATCH”传感器D、有4个临近传感器，1个“CLOSED”传感器，1个“LOCKED”传感器，2个“LATCH”传感器
考题
单选题A hook that will release quickly is a（）.A
longshore hookB
margin hookC
marginal hookD
pelican hook
考题
单选题The latch of a safety hook（）.A
increases the strength of the hookB
prevents the sling ring from coming out of the hook if the strain is abruptly easedC
prevents the sling ring from coming out of the hook if there is a strain on the sling ringD
All of the above
考题
单选题Mousing a cargo hook with marline or small line（）.A
increases the lifting capacity of the hookB
protects the hook from the sling ringC
prevents the sling ring from coming out of the hookD
All of the above
考题
单选题Placing a lashing across a hook to prevent a fitting from slipping out of the hook is called （）.A
fakingB
flemishing downC
mousingD
worming
考题
单选题How are lifelines attached to a life float?（）A
By servingB
By splicing one end of the line around the apparatusC
Securely attached around the outside in bights no longer than three feetD
With an approved safety hook or shackle
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