The （）is used to burn oil sludge.

相似题目

• If the detergent type lubricating oil being used in a diesel engine is black, the oil （）

  A . must be centrifuged B . must by filtered C . must be changed D . is holding finely dispersed carbon in suspensio

  查看最佳答案

• The longer an oil fire is permitted to burn, the （）.

  A . harder it is to extinguish B . easier it is to extinguish C . less chance there is of re-ignition D . easier it is to control

  查看最佳答案

• A magnetic strainer is used in the diesel engine reduction gear oil system to remove small particles of（）.

  A . water B . babbitt C . iron or steel D . acid

  查看最佳答案

• When the fuel oil is burning in the combustion chamber, it （）.

  A . gives up large amount of heat B . gives off large amount of heat C . gives up large amount of steam D . gives off large amount of steam

  查看最佳答案

• The FIRST treatment for a surface burn is to（）.

  A . wash the burned area with a warm soap and water solution B . flood，bathe，or immerse the burned area in cold water C . cover the burned area with talcum powder and bandag it cover the burned area with talcum powder and bandage it tightly D . leave the burned area exposed to the atmosphere

  查看最佳答案

• Which lubricating oil additive is used in diesel engines to reduce the tendency for sludge and varnish to form on the engine parts?（）

  A . Flash point improvers B . Pour point improvers C . Inhibitors D . Foam suppressor

  查看最佳答案

• The term "load on top" is used on many crude oil carriers, is to provide a method for （）.

  A . calculating the ullage in the cargo tanks B . loading ballast by gravity C . the loading of new cargo into the slop tank as a procedure to minimize pollution D . calculating the ratio of cargo expansion in a cargo tank

  查看最佳答案

• A man has suffered a burn on the arm. There is extensive damage to the skin with charring present. How is this injury classified using standard medical terminology?（）

  A . Dermal burn B . Third-degree burn C . Major burn D . Lethal bur

  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 fuel oil is accidentally missed with lube oil which of the following processes can be used to separate them?（） Ⅰ.filtering Ⅱ.settling

  A . Ⅰ only B . Ⅱ only C . either Ⅰ or Ⅱ D . neither Ⅰ or Ⅱ

  查看最佳答案

• Seamless mild steel is used for steam (also copper for moderate pressure and temperature), h-pair, feed discharge and all oil fuel pressure pipingsAccording to the above sentence, which of the following statements is not true?（）

  A . Both seamless mild steel and copper may be used for middle pressure steam B . "hpair" means high pressure air C . The feed piping of the boilers can be made of seamless mild steel D . All oil pipings are made of mild steel

  查看最佳答案

• The cargo is liable to burn.Please keep it（）the engine room.

  A . out of B . away from C . from away D . out from

  查看最佳答案

• It is generally NOT allowed to clean up an oil spill by using（）.

  A . a boom B . suction equipment C . chemical agents D . skimmer

  查看最佳答案

• An important consideration in selecting a lubricating oil for use in a refrigeration compressor is for the oil to （）

  A . have a high viscosity index B . mix readily with refrigerant C . have a high freezing point D . have a low pour point

  查看最佳答案

• The sludge tank installed in the diesel engine room is used to collect（） Ⅰ.sludge from the fuel oil settling tanks ad centrifuge Ⅱ.water that has been collected in the settling tank

  A . Ⅰonly B . Ⅱ only C . bothⅠand Ⅱ D . neitherⅠor Ⅱ

  查看最佳答案

• The selection of an oil depends （） on the operating conditions, the design of the engine and the type of fuel to be burned.

  A . to a great extent B . on a great extent C . on mainly D . on only

  查看最佳答案

• When normal operating pressure is applied to the hydraulic oil used in a high-pressure system, the oil （）.

  A . viscosity will decrease B . volume will increase C . volume will decrease D . pour point will be reduced

  查看最佳答案

• In order to benefit from the use of storm oil in heavy seas，the storm oil should be spread （）.

  A . around the rudder and screws B . completely around the vessel C . to leeward of the vessel D . to windward of the vessel

  查看最佳答案

• The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated （）

  A . for atomizing B . for centrifuging C . in a storage tank D . in the re-circulating line

  查看最佳答案

• In the ancient festival of Saturnalia ______ used to burn the effigy of the king of ancient Saturnalia.

  查看最佳答案

• Why can explosives be used to stop the fire from burning?

  查看最佳答案

• In England a candle was used to burn at the auction sales ______.

  A．because the auction sales took place at night B．as a signal for the crowd to gather C．to keep the auction room warm D．to limit the time when offers of prices could be made

  查看最佳答案

• When the heavy fuel oil is heated to achieve the viscosity of 10-15 cSt, may occurTo avoid this, a system is used in most occasions.

  A.boiling and cavitations; low temperature B.boiling and cavitations; pressurized C.leaking and boiling; low temperature D.leaking and boiling; pressurized

  查看最佳答案

• Petrol is refined from mineral oil, which is superior to coal because it burns well.译：汽油是从（)中提炼出来的，由于其燃烧充分，因而比煤炭好。

  查看最佳答案