海船船员考试
单选题Radar is used to not only to look（）,but also to measure their distances away from you.A at obscured objectsB forward submerged targetsC up exposed targetsD for unseen objects
题目
at obscured objects
forward submerged targets
up exposed targets
for unseen objects
相似问题和答案
第1题：
[A] chance
[B] look
[C] measure
[D] choice
31．A chance机会；look看；measure测量，措施；choice选择。根据前文提示，杰森普需要寻找愿意承担风险的人，可以推断出此处表示杰森普说服了第四家公司来承担风险。take a chance为固定搭配，表示“冒险”，等同于前文中提到的take the risk。take a look表示“看一看”；measure和choice均不与take搭配，且与文意不符， 2010年9月笔试真卷参考答案及精析第2页（共12页）故选A。
第2题：
Radar is used not only to look______，but also to measure their distances away from you．
A.at obscured objects
B.forward submerged targets
C.up exposed targets
D.for unseen objects
雷达不仅用于观测看不见的物标，而且还用于测量它们与你的距离。
第3题：
此题为判断题(对，错)。
第4题：
A check line is ______．
A.A safety line attached to a man working over the side
B.Used to measure water depth
C.Used to slow the headway of a barge
D.Used to measure the overhead height of a bridge
第5题：
My radar is not working．I require shorebased radar assistance．Is shorebased radar assistance ________ ？
A.used
B.available
C.in use
D.can be used
第6题：
Radar is not only to obtain ______, but also to measure their distance away from you.
A.brightness of objects
B.color of targets
C.shape of targets
D.bearing of objects
雷达不仅获得物标的方位，而且可以测量它们离你的距离。
第7题：
I________shore-based radar assistance.
A.ask
B.look for
C.require
D.in need of
第8题：
A、not only, and
B、also, too
C、either, or
第9题：
A sling psychrometer is a(n) ______.
A.type of cargo gear
B.instrument used in celestial navigation
C.instrument used to measure relative humidity
D.instrument used to measure specific gravity
第10题：
An aneroid barometer is an instrument ______.
A.used to measure the speed of wind
B.in which the pressure of air is measured
C.that tells which direction a storm is coming from
D.used to measure the height of waves
无液[空盒]气压表是测量空气压力的一种仪器。