The oil was pumped up in the settle tank such a height that it （）.

相似题目

• Because of the close tolerances used in diesel engine fuel oil pumps, a worn plunger requires（）

  A . grinding the spare plunger to the barrel B . replacing the plunger and the barrel C . highly polishing both the plunger and barrel D . replacing plunger only

  查看最佳答案

• In cleaning up an oil spill, the use of chemical agents would （）.

  A . absorb the oil for easy removal B . remove the oil from the water C . disperse or dissolve the oil in the water D . not affect the oil

  查看最佳答案

• The （）pump is usually used as the lubricating oil pump.

  A . turbine B . screw C . vaneejector D . centrifugal

  查看最佳答案

• When in operation, it is unavoidable that a small amount of oil （） through leakage, and in order to compensate for these leaks the system is connected to a feed pump.

  A . escapes B . overheats C . expands D . accelerate

  查看最佳答案

• One of the methods NOT usually allowed in cleaning up oil spills in the United States is （）.

  A . skimmers B . straw C . dispersants D . sawdust

  查看最佳答案

• Two main lubricating oil pumps are usual and are obligatory in （）.

  A . container ships B . bulk carriers C . passenger ships D . barge

  查看最佳答案

• In general, the oil mist defectors include a base plate with air blast pumpThe function of air blast pump is to （）crankcase.

  A . supply clean air to the measuring compartment of the units for more accuracy B . generaate the pressure required for the extraction of the oil mist from the C . generate the pressure required for the extraction of the oil mist from the crankcase D . supply clean air to the measuring track of the units for more accuracy

  查看最佳答案

• An axial piston, variable stroke pump is used in a vessels hydraulic steering gearUnder pressure, oil continually leaks out from between the valve plate/cylinder barrel and will（）.

  A . cause loss of hydraulic oil from the system B . result in extreme damage to the pump C . cause damage to the pump ff not continually drained from the pump casing D . result in the system high side pressure to substantially drop off

  查看最佳答案

• ACCIDENTAL ESCAPE OF OIL OUT OF A TANK WHEN IT GETS TOO FULL BECAUSE PUMPING WAS NOT STOPPED IN TIME defines（）.

  A . Overloading B . Over discharging C . Overflow D . Overtaking

  查看最佳答案

• Excessive oil foaming in the crankcase of a refrigeration compressor at start up can cause（）.

  A . compressor damage from improper lubrication B . refrigerant absorption by the lubricant C . increased viscosity in the lubricant D . carbon deposit on the compressor suction valve

  查看最佳答案

• The plunger in the fuel injector pump, usually operated by a （）, is driven up and down when working.

  A . crankshaft B . camshaft C . piston rod D . rack and pinio

  查看最佳答案

• In an engine with a pot-shaped piston, some lubricating oil from the main bearing will pass along a （） in the crankshaft to the bottom end bearing andthen up a connection rod to the gudgeon pin.

  A . telescopic pipes B . large bore C . drilled passage D . tied rod

  查看最佳答案

• The connecting rod large end bearing shell generally has tags for location and oil grooves round the center of its axial length which correspond with grooves in the （） through which oil is transmitted up the rod to lubricate the small end.

  A . connecting rod B . piston rod C . bearing housing D . none of the above

  查看最佳答案

• The common method of applying oil to the cylinder walls is by means of small pump assembled in units, known as （）.

  A . mechanical lubricator B . lubrication function C . forced feed system D . bearing lubricatio

  查看最佳答案

• The lubricating oil is pumped from the drain tank, very often with （） in the suction line.

  A . a filter B . a strainer C . a magnetic filter D . a fine strainer

  查看最佳答案

• Your vessel is taking on fuel oil when a small leak develops in the hose and you have ordered the pumping stoppedBefore resuming pumping，you should（）.

  A . notify the terminal superintendent B . place a large drip pan under the leak and ping the scuppers C . repair the hose with a patch D . replace the hose

  查看最佳答案

• In a typical fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.

  A . a service tank B . a collecting tank C . a sump D . a settling tank

  查看最佳答案

• （） that everything in the engine crankcase is correct, start up the crankcase lubricating oil pump.

  A . To satisfy B . To be satisfied C . After satisfying D . After being satisfied

  查看最佳答案

• As for an oil-fired boiler if at a normal steaming condition and water goes out of sight in gauge glasses the action you should take is: （） (1) secure oil to fires (2) increase feed pump pressure

  A . （1） B . （1）and（2） C . （2） D . neither（1）nor（2）

  查看最佳答案

• In cleaning up an oil spill, the use of chemical agents would______.

  A.absorb the oil for easy removal B.remove the oil from the water C.disperse or dissolve the oil in the water D.not affect the oil

  查看最佳答案

• As for an oil-fired boiler if at a normal steaming condition and water goes out of sight in gauge glasses the action you should take is: (1) secure oil to fires; (2) increase feed pump pressure.

  A.(1) B.(1) and (2) C.(2) D.neither (1) nor (2)

  查看最佳答案

• The pumps press oil into the cross-head bearing gap when the load on the shell is at its lowestWhat is the meaning of “its” in the sentence above？

  A.the cross-head B.the pumps C.the shell D.the load

  查看最佳答案

• So absorbed she was in her work that she didn’t realizeit was time that she picked up her daughter.

  A B C D

  查看最佳答案

• The share price of Grath Oil is currently $77.06. Several months ago, when the price was $51.21, Charles bought 186 shares of Grath Oil. If he sells all of his stock in Grath Oil today, how much profit will he make？ → $1,504.17

  查看最佳答案