Which of the following problems will occur if the internal drain at either end of a hydraulic, two-way, spool-type directional control valve cylinder were to become plugged?（）
1、Which of the following problems should
Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger?（）AReduce engine...
2、Which of the following problems would
Which of the following problems would be the probable cause for the faulty operation of a reciprocating air compressor suction valve?（）ACarbon...
3、Which of the following problems will o
Which of the following problems will occur if the needle valve in a fuel injection nozzle sticks in the open position?（）AFuel injection timin...
4、Which of the following operation will
Which of the following operation will have a direct impact on the rate of wear in a cylinder liner （）Aamount of scavenge air to the cylinderBquality of fuel injectedCviscosity of the lube oilDcompression ratio of the pisto
5、Which of the following problems may oc
Which of the following problems may occur if the opening pressure of a fuel injection nozzle is greater than specified by the engine manufactu...
6、Which of the following problems may oc
Which of the following problems may occur if the clearance between a piston and cylinder liner is insufficient?（）AExcessive wearBScuffing of the linerCPiston seizureDAll of the above