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The jumbo boom can lift heavy cargo, the gantry crane can hoist containers.()
- A、重吊杆吊重货和集装箱货。
- B、龙门吊能起吊重件货,重吊杆能起吊集装箱。
- C、重吊杆能起吊重件货,龙门吊能起吊集装箱。
- D、龙门吊吊重货和集装箱货。
参考答案
更多 “The jumbo boom can lift heavy cargo, the gantry crane can hoist containers.()A、重吊杆吊重货和集装箱货。B、龙门吊能起吊重件货,重吊杆能起吊集装箱。C、重吊杆能起吊重件货,龙门吊能起吊集装箱。D、龙门吊吊重货和集装箱货。” 相关考题
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单选题()is the disadvantage for air transportation?A
Quick but not safeB
Less frequencyC
It can’t lift heavy goodsD
the highest cost in all transport modes
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单选题The ()(笨重货) must be handled by jumbo boom or shore crane.A
awkward cargoB
drummed cargoC
cased cargoD
heavy cargo
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单选题The jumbo boom can lift heavy cargo, the gantry crane can hoist containers.()A
重吊杆吊重货和集装箱货。B
龙门吊能起吊重件货,重吊杆能起吊集装箱。C
重吊杆能起吊重件货,龙门吊能起吊集装箱。D
龙门吊吊重货和集装箱货。
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heavy cargo derrickB
heavy deckC
jumbo boomD
heavy block
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rigging a back stayB
raising the boomC
increasing the mechanical advantage of the cargo purchaseD
taking all slack out of the preventer
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单选题我们每航次拆卸一次吊杆。()A
We dismantle the jumbo boom twice a voyage.B
We dismantle the derricks once a voyage.C
We examine the derricks once a voyage.D
We dismantle the heavy derricks once a voyage.
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单选题With a given load on the cargo hook,tension in a single span topping lift().A
increases as the boom's angle to the horizontal increasesB
is at a maximum when the boom is at a 45° angle to the horizontalC
increases as the boom's angle to the horizontal decreasesD
decreases as the boom's angle to the horizontal decreases
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Quick but not safeB
Less frequencyC
It can’t lift heavy goodsD
The highest cost in all transport modes
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单选题The jumbo boom can ().A
lift heavy cargoB
load and unloadC
join ropes togetherD
lift light cargo
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单选题The majority of cargo gear breakdowns are a result of().A
Guy failuresB
Topping lift failuresC
Bending of the boom from compressionD
Gooseneck failure
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