海船船员考试

单选题When carrying out a parallel track search pattern,the course of the search units should normally be which of the following().A In the same direction as the anticipated driftB In the opposite direction of the anticipated driftC Perpendicular to the line

题目
单选题
When carrying out a parallel track search pattern,the course of the search units should normally be which of the following().
A

In the same direction as the anticipated drift

B

In the opposite direction of the anticipated drift

C

Perpendicular to the line of anticipated drift

D

Downwind

参考答案和解析
正确答案: C
解析: 暂无解析
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相似问题和答案

第1题:

When carrying out a parallel track search pattern,the course of the search units should normally be which of the following ________.

A.In the same direction as the anticipated drift

B.In the opposite direction of the anticipated drift

C.Perpendicular to the line of anticipated drift

D.Downwind


正确答案:A

第2题:

A vessel is wind rode when it is ______.

A.at anchor and heading into the wind

B.backing into the wind

C.carrying lee rudder

D.necessary to apply a leeway correction to the course


正确答案:A
在锚地船舶的艏向对风时顶风抛锚。

第3题:

When navigating in high latitudes and using a chart based on a Lambert conformal projection,______.

A.a straight line drawn on the chart approximates a great circle

B.the chart should not be used outside of the standard parallels

C.the course angle is measured at the mid-longitude of the track line

D.distance cannot be measured directly from the chart


正确答案:A

第4题:

辅轨长度 length of track laid out


正确答案: 指线路全长减去该线路上所有道岔的长度。

第5题:

Tom shut everyone out of the lab ____________ out the physical experiment.

A.carry
B.carried
C.and carry
D.carrying

答案:D
解析:
考查非谓语动词。由shut可判断,该句子的时态是一般过去时,首先排除A项和C项。 shutout意为“使……不能进入,把……关在外面”。根据语境可知,两个动作同时进行,又因为carryout这个动作是主动发出的.所以用现在分词作状语。故选D。

第6题:

A pattern according to which vessels and / or aircraft may conduct a co-ordinated search is a ___________.

A.Research pattern

B.Research mode

C.Search pattern

D.Search and rescue mode


正确答案:C
船舶和航空器进行协调搜救的模式叫做搜寻模式。

第7题:

Course directed by the OSC or CSS to be steered at the beginning of a search is ______.

A.Original course

B.Initial course

C.Final course

D.Designated course


正确答案:B
在搜索开始有OSC或CSS指导的航向是初始航向。

第8题:

When attempting an upstream landing while pushing empty barges ahead in a hard onshore wind,the approach is best made ______.

A.With bow out,stern in

B.With bow in,stern out

C.Parallel to the dock,as close in as possible

D.Parallel to the dock,as far out as possible


正确答案:A

第9题:

The engineer hasn’t got time to track down the problem.‘To track down’ means to find out.


正确答案:正确

第10题:

到发线通过能力 carrying capacity of arrival-departure track


正确答案: 到达场、出发场、直通场或到发场中办理列车到发作业的线路在一昼夜内能够接、发各方向的货物列车数和旅客列车数。

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