A common trouble with the fuel pump plungers or fuel valve spindle is （）.
Machinery driving fuel oil transfer and fuel oil service pumps must be fitted with a remote means of stopping the machinery from （）.
（）is harmful for fuel pumps, fuel valves, cylinder liner, exhaust valve seats, and the turbocharger blades as well.
Exhaust temperature increases in all cylinders, the possible cause may be（） (1) increased scavenging air temperature (2) air in fuel pumps and fuel valves (3) fouling of air and gas passages
Problems with the diesel engine fuel injection pump are usually caused by（）
The effective pump stroke of an individual port-and-helix fuel injection pump is determined by the （）
While overhauling a jerk-type fuel pump it is necessary to replace the pump plungerWhich of the parts listed below must also be replaced?（）
The fuel injection pumps on a diesel engine are controlled by a linkage system attached to the （）
Maintaining the close tolerances in diesel fuel pumps and injectors requires the use of（）.
Movement of the pump control rack in a fuel injection system using individual plunger-type pumps （）
Which of the fuel injection systems listed uses a spring loaded differential spray needle valve and individual pump for each cylinder?（）
Fuel oil is pumped by means of （） from the bunker tanks.
The major cause of fuel pump and injection system problems is （）
A common trouble with the fuel pump plunger or fuel valve spindle is （）.
The terminal indicates to you that they are going to use a booster pump to assist the discharging operation. You start the discharge，and in a few minutes the pressure drops sharply. This could be a result of the（）.
The plunger in the fuel injector pump, usually operated by a （）, is driven up and down when working.
If the plunger or barrel of a fuel injection jerk pump becomes damaged,（）
The purpose of the delivery check valve used in a diesel fuel injection jerk pump is to （）.
Fuel injection uses the jet pump system and a Woodward type hydraulic （） is used to control engine speed.
The engine has one or two group of fuel pumps, depending upon （）.
The fuel injector pump is operated by （） which drives the plunger up and down.
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（）.
In a typical fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.
Problems with the diesel engine fuel injection pump are usually caused by_____.
