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单选题
吊杆停用时，稳索必须要收起来。（）
A
When the derrick is stopped, the guy must be stowed.
B
When the derrick is stopped, the guy must be topped.
C
When the derrick is stopped, the guy must be lowered.
D
When the guy is stopped, the derrick must be stowed.
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更多 “单选题吊杆停用时，稳索必须要收起来。（）A When the derrick is stopped, the guy must be stowed.B When the derrick is stopped, the guy must be topped.C When the derrick is stopped, the guy must be lowered.D When the guy is stopped, the derrick must be stowed.” 相关考题
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Before the operation of the derrick, check all （）(索具)closely and everything must be in good condition.A、blocksB、goosenecksC、tackleD、guys
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吊杆停用时，稳索必须要收起来。（）A、When the derrick is stopped, the guy must be stowed.B、When the derrick is stopped, the guy must be topped.C、When the derrick is stopped, the guy must be lowered.D、When the guy is stopped, the derrick must be stowed.
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考题
单选题The preventer guy，as used on a conventional yard and stay rig，（）.A
is rigged at an angle of 70°to 90°from the guy it assistsB
takes the strain imposed on the schooner guy when burtoning cargoC
is rigged when lifting cargo that exceeds the SWL of a single whipD
should take the strain if the regular guy parts
考题
单选题When the derrick is topped, the guy must be （）(放松).A
slacked offB
sent awayC
sent outD
taken in
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dockB
holdC
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单选题When the derrick changes its （）(角度), its lifting capacity changes correspondingly.A
angelB
lengthC
heightD
angle
考题
单选题Before the operation of the derrick, check all （）(索具)closely and everything must be in good condition.A
blocksB
goosenecksC
tackleD
guys
考题
单选题不要随意地移动稳索。（）A
Don’t shift the guy as you like.B
Don’t shift the stay as you like.C
Don’t move the derrick as you like.D
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考题
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derrick boom restB
derrick headC
derrick mastD
derrick guy
考题
单选题When the derrick is lowered, the guys must be （）.A
slacked offB
taken inC
send awayD
send out
考题
单选题When the derrick is stopped, the guy must be （）(收好).A
taken inB
slacked offC
adjustedD
stowed
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