（）is an equipment used to detect the presence of ships ,buoys,coast and many other targels and to obtain range and bearing of these targets.

A、A.The marine sextant

B、B.The chronometer

C、C.The echo sounder

D、D.The radar

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更多“（）is an equipment used to detect the presence of ships ,buoys,coast and many other targels and to obtain range and bearing of these targets.”相关的问题

第1题

[简答题] 图所示电路中，N为有源线性网络。当US=40V，IS=0时，I=40A；当US=20V，IS=2A时，I=0；当US=10V，IS=-5A时，I=10A。当US=-40V，IS=20A时，求I=？

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第2题

[单选题] How is Mr Brown?（）

A、He is tall and beautiful B、He is very strict with us C、He is fine D、He is in an expensive car

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第3题

[简答题] 图所示电路，已知US1=1V，US2=2V，US3=3V，IS1=1A，IS2=2A，IS3=3A，求各电源的功率，并说明吸收功率还是发出功率。

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第4题

[单选题] 我船配有自动舱盖。（）

A、Our ship is equipped with automatic hatch covers. B、Our ship is equipped with folding-type hatch covers. C、Our ship is equipped with side-rolling hatch covers. D、Our ship is equipped with rolling-type hatch covers.

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第5题

[单选题] Do you have an account with us? Yes,（）

A、please. B、the account is wrong C、what do you mean? D、the account number is .

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第6题

[] The requirement to carry an Oil Record Book does not apply to a ship that（）.

A、A.is not equipped to discharge overboard any oil or oily mixture B、B.is on an international voyage to a country that is a party to MARPOL C、C.has an International Oil Pollution Prevention Certificate D、D.has an oily water separator of sufficient capacity for the oil wastes generated

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第7题

[单选题] Our ship is （）with automatic hatch covers.

A、equipped B、equip C、equipping D、to equip

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第8题

[单选题] Our ship（）with many modern navigational instruments.

A、equipped B、is equipped C、equips D、has equipped

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第9题

[单选题] 0ur ship（）with many modern navigational instruments.

A、equipped B、is equipped C、equips D、has equipped