海船船员考试

单选题Your radar displays your ship off center．As you proceed on your course， your ship’s marker moves on the PPI scope while echoes from land masses remain stationary.What is this display called（）.A Off centerB True motionC StabilizedD Head up

题目
单选题
Your radar displays your ship off center．As you proceed on your course， your ship’s marker moves on the PPI scope while echoes from land masses remain stationary.What is this display called（）.
A

Off center

B

True motion

C

Stabilized

D

Head up

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相似问题和答案

第1题：

As you start writing, new ideas will naturally emerge, but always keep them focused on your targeted customer, so you won't go off the track of what your customer wants.


正确答案：在你开始写作的时候，会自然地产生新的想法，但是一定要使这些想法集中在你的目标顾客之上，这样你才不会偏离顾客的需求。

第2题：

When off loading garbage to another ship, your records must identify that ship by name and ______.

A.home port

B.operator's name of record

C.official number

D.master's name


正确答案：C

第3题：

If you drive your car in that way, you’ll end ___ in hospital.

A. up

B. in

C. off


参考答案：A

第4题：

In order to insure that the racon signal is visible on your 3 cm radar, the ______.

A.10 cm radar should be placed on stangby or turned off

B.gain control should be turned to maximum

C.radar should be stabilized, head up

D.rain clutter control should be off but, if necessary, may be on low


正确答案：D
为了雷康信号在3公分雷达可见，雨雪控制开关应关闭，如需要可以调至低档。

第5题：

You are on a 50.3 meters long vessel with a draft of 2.7 meters and twin screws．Which statement about rescuing a survivor in the water with ship pickup is TRUE ________．

A.You should stop to windward of the man and drift down on him

B.You should stop with the man on your weather beam and twist the ship up to him

C.A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man

D.Ship pick up should never be used with a shallow draft vessel


正确答案：C

第6题：

You configure Microsoft Internet Explorer 7 with a Really Simple Syndication (RSS) subscription to MSN Entertainment on your computer. Your RSS subscription Web page fails to show the information that the RSS feed Web page displays from MSN Entertainment. You need to ensure that Internet Explorer displays the current content from the RSS feed.What should you do?（）

A.A

B.B

C.C

D.D


参考答案：B

第7题：

Your radar is set on a true motion display．Which of the following will NOT appear to move across the PPI scope ________．

A.Echoes from a buoy

B.Own ship's marker

C.Echo from a ship on the same course at the same speed

D.Echo from a ship on a reciprocal course at the same speed


正确答案：A

第8题：

The common way to obtain your ship’s position is ______.

A.keeping a close watch and lookout

B.taking a radar range and bearing

C.observing a radar target and listening to signals

D.keeping a well clear caution


正确答案：B
获得船位的普通方法是取得（物标的）雷达的距离和方位。

第9题：

In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should ______.

A.stop your engines

B.sound the danger signal at two-minute intervals

C.hold course and speed until the other vessel is sighted

D.take avoiding action as soon as possible


正确答案：D
在雾中你观测雷达并确定与在你左舷船首2海里处的船舶存在碰撞危险。你应尽可能早地采取避碰行动

第10题：

单选题
The common way to obtain your ship’s position is（）.
A

keeping a close watch and lookout

B

taking a radar range and bearing

C

observing a radar target and listening to signals

D

keeping a well clear caution


正确答案： B
解析： 暂无解析

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