The main function of the drawworks on a ship is to().

题目
单选题
The main function of the drawworks on a ship is to().
A

transport tubulars from the pipe racks to the derrick floor

B

maintain constant tension on the marine riser

C

store and secure the excess drill line

D

lower and hoist the drill string into and out of the drilled hole

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相似问题和答案

第1题:

有下列程序:includeusing namespace std;int main(){void function(double val);doub

有下列程序: #include<iostream> using namespace std; int main() { void function(double val); double val; function(val); cout<<val; return 0; } void fimction(double val) { v

A.编译出错,无法运行

B.输出3

C.输出:3.0

D.输出一个不确定的数


正确答案:D
解析: 此题考查的是函数参数的传递。在C++语言中,函数在传递参数时,总是将实参的值传递给被调用函数的形参,即传值调用。因此,在函数中对形参所作的任何操作都不会改变实参的值。

第2题:

______ is not the function of Bill of Lading in the eyes of law.

A.Evidence of the contract

B.A receipt for the goods

C.A document of title

D.Evidence of the ship being seaworthiness


正确答案:D

第3题:

When the ship, its main propulsion device equipped with clutch, arrived at the port and finished with the engine, the correct operation should be______.

A.disengaging the clutch firstly, then stopping the main engine

B.stopping the main engine firstly, then disengaging the clutch

C.stopping the cooling water pump firstly, then stopping the main engine

D.stopping the main engine and disengaging the clutch at the same time


正确答案:A

第4题:

在每个C++程序中都必须包含的一个函数是()

  • A、main()
  • B、MAIN()
  • C、name()
  • D、function()

正确答案:B

第5题:

从水线到船底是“吃水”。()

  • A、“From the centerline to the ship’s bottom” is “draft”.
  • B、“From the keel to the ship’s bottom” is “draft”.
  • C、The maximum distance from the waterline to the ship’s bottom is “draft”.
  • D、“From the centerline to the ship’s main deck” is “draft”.

正确答案:C

第6题:

有如下程序:includeusing namespace std;int main(){void function(double val);doub

有如下程序: #include<iostream> using namespace std; int main() { void function(double val); double val; function(val); cout<<val; return 0; } void function(double val) { val= 3; } 编译运行这个程序将出现的情况是( )。

A.编译出错,无法运行

B.输出:3

C.输出:3.0

D.输出一个不确定的数


正确答案:D

第7题:

What is the function of an air receiver in the compressed air system on a ship?

A.Condenses moisture

B.Provides overpressure protection

C.Purifies the air

D.Acts as an accumulator


正确答案:D

第8题:

What is the main problem lied in the ship recycling industry?

A.It lies in the sustainable development

B.It is about how to recycle the ship as they can as possible

C.It is a big problem concerning environment, safety and health

D.The big problem is that ship-recycling will violate the regulations made by IMO


正确答案:C

第9题:

Start the ()(艇机), drive the boat from the ship quickly.

  • A、boat engine
  • B、davit motor
  • C、main engine
  • D、fire boat

正确答案:A

第10题:

单选题
When a ship is entering to shallow water, ship resistance will be increased and the speed of main engine reduced.Due to the function of the governor, the main engine will()
A

reduce fuel feeding

B

increase fuel feeding

C

keep original fuel feeding

D

be overspeed


正确答案: B
解析: 暂无解析

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