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When hoisting personnel from a vessel,with the ship cranes,the crane operator must assure

that ()

A.The personnel carrier remains directly over the vessel

B.All personnel are inside the net type carrier

C.The personnel carrier remains directly over water

D.He does not swing the load until it is above the landing area

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更多“When hoisting personnel from a…”相关的问题

第1题

Which knot is suitable for hoisting an unconscious person ________.A.Bowline on a bightB.F

Which knot is suitable for hoisting an unconscious person ________.

A.Bowline on a bight

B.Fisherman's loop

C.French bowline

D.Spider hitch

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第2题

To safeguard the operator and other personnel working on or near a hoisting operation, whi
ch of the following precautions should be observed?

A.Keep a load on the hoist until all personnel are finished working

B.Set the load on a movable dolly when transportation may be needed

C.Have one man keep a hand on the load to steady it

D.Insure that the lifting gear capacity is not exceeded

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第3题

When hoisting a boat on gravity type davits using an electric motor driven winchthe davit arms should be brought up ().

A.to their final position with the winch operating at slow speed

B.to the bar stopand then hand cranked to their final position

C.until just before they make contact with the limit switchand then hand cranked to their final position

D.to the embarkation deckand then hand cranked to their final position

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第4题

Section BDirections: There are 2 passages in this section. Each passage is followed by som

Section B

Directions: There are 2 passages in this section. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A, B, C and D. You should decide on the best choice.

Most shoplifters (商店扒手) agree that the January sales offer wonderful opportunities for the hard-working thief. With the shops so crowded and the staff so busy, it does not require any extraordinary talent to help you to take one or two little things and escape unnoticed. It is known, in the business, as "hoisting".

But the hoisting game is not what it used to be. Even at the height of the sales, shoplifters today never know if they are being watched by one of those evil little balls that hang from the ceilings of so many department stores above the most desirable goods.

As if that was not trouble enough for them, they can now be filmed at work and obliged to attend a showing of their performance in court.

Selfridges was the first big London store to install closed-circuit videotape equipment to watch its sales floors. In October last year the store won its first court case for shoplifting using as evidence a videotape clearly showing a couple stealing dresses. It was an important test case which encouraged other stores to install similar equipment.

When the balls, called sputniks, first make an appearance in shops, it was widely believed that their only function was to frighten shoplifters. Their somewhat ridiculous appearances, the curious holes and red lights going on and off, certainly make the theory believable.

It did not take long, however, for serious shoplifters to start showing suitable respect. Soon after the equipment was in operation at Selfridges, store detective Brian Chadwick was sitting in the control room watching a woman secretly putting bottles of perfume into her bag.

"As she turned to go," Chadwick recalled, "she suddenly looked up at the 'sputnik' and stopped. She could not possibly have seen that the camera was trained on her because it is completely hidden, but she must have had a feeling that I was looking at her."

"For a moment she paused, but then she returned to counter and started putting everything back. When she had finished, she opened her bag towards the camera to show it was empty and hurried out of the store."

January is a good month for shoplifters because ______.

A.they don't need to wait for staff to serve them

B.there are so many people in the store

C.they don't need any previous experience as thieves

D.January sales offer wonderful opportunities for them

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第5题

When we turn a person, say a celebrity, into an idol, we expect them to be as perfect as God.
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第6题

When greeting a group of people, the oldest person should greet first()
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第7题

1. What’s the person used when writing the invitation card?

A、A. the first person

B、B. the second person

C、C. the third person

D、D. the plurals

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第8题

When a person falls into the state of sleep, his______.A.eyeballs will roll about a bitB.m

When a person falls into the state of sleep, his______.

A.eyeballs will roll about a bit

B.mind will relax more and more

C.breathing will slow for minutes

D.temperature will increase slightly

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