Fuel has to be injected into the engine at a high pressure so that it () correctly.
相似题目
-
The amount of expansion space to be left in a fuel tank when fuel oil is being received, is determined by the ().
-
Failure of fuel injection is usually due to trouble in the ().
-
Fuel injection valves should be taken out, cleaned, and lifting checked every ().
-
Which of the listed conditions can be used to determine if lube oil has been diluted by fuel? ()
-
Heat damage to fuel injection nozzles can be prevented by avoiding ()
-
The term “proper metering”, as applied to a diesel fuel injection system, can be best defined as ().
-
During the fuel injection period, fuel pressure must exceed cylinder gas pressure to ().
-
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?()
-
In a diesel engine, fuel must be broken up into a spray of fine droplets to ().
-
If the needle valve in a fuel injection nozzle sticks open ().
-
The injection may be delayed, ()the pumps are in good order, if the fuel lines to the injection valves have not been cleared of air.
-
Faulty operation of diesel engine fuel injection nozzles can be directly caused by ().
-
Fuels of different qualities may require advancing or retarding the injection timing, in addition to which if the injection timing is advanced when the engine is running at loads below the (), then a saving in fuel can be achieved.
-
With VIT unit the timing of fuel injection of an engine can be regulated automatically according to the ().
-
It should be evident that the amount of fuel injected into the cylinder is dependent on the position of the helix relative to the ().
-
Heat damage to fuel injection nozzles on small high-speed diesel engines, can be prevented by()
-
Air in the fuel lines to the fuel injection nozzles of a diesel will result in ().
-
A practical way of checking for excessive fuel injection in one cylinder of an operating diesel engine is to ()
-
If keep the fuel injection of main engine unchanged when ship is fouled, that will causeⅠ.The speed of main engine to be reduced Ⅱ.Ship speed to be reduced Ⅲ.The resistance torque of propeller to be increased Ⅳ.Trim at stern to increase()
-
Early fuel injection timing is indicated by the cylinder pressure being()
-
The purpose of the delivery check valve used in a diesel fuel injection jerk pump is to ().
-
The insulin injection sites must be rotated in order to prevent erosion of the fat beneath the skin.
-
Whether a ship is sailing before the wind or sailing in the rough sea, we must reduce the fuel injection of the main engineFor the former one, it aims to prevent the main engine being , while for the later one, it aims to prevent the main engine being .
推荐题目
- 关于开盘价与收盘价,正确的说法是( )。
- 按照维护的不同性质划分,下列哪项不属于物流信息系统维护的对象?()
- 同一条无差异曲线上的不同点表示()
- 加拿大学者豪利特与拉米什认为自愿性政策工具包括()。
- (1).对于病因不明或用药后可能掩盖病情、延误治疗或加重病情的消费者,药师应向其()(2).药师向消费者交付药品时,应按照药品说明书或处方用法()(3).药师销售处方药时应()(4).药师调配处方药时应进行()
- 下列人性假设中,认为X理论并非一无是处,Y理论也不是一切都好的是()。
- 关于君子三戒,下列说法符合孔子言论的是()。
- 变压器绕组的极性是指()。
- 下列关于粮食和食用油的增值税政策,说法不正确的是()。
- 属阴道内非致病性微生物的是 ()A、乳酸杆菌B、变形杆菌C、大肠埃希菌D、链球菌E、白色念珠菌