Once all cylinders are firing regularly, （） is shut off.

[单选题]If some of the cylinders are not firing, the ones affected may be determined by watchingA．the exhaust temperatureB．the exhaust pressureC．the governorD．the fuel flow meter

[问答题]You do not have to understand everything all at once.

[单选题]Once shipment of the goods is finished， the sellershould present all the do

[单选题]Once shipment of the goods is finished， the sellershould present all the do

[单选题]The cylinders, with cooling jackets, are （） to the engine frame by eight tie rods.A . screwedB . weldedC . fastenedD . rotated

[单选题]A．t least ___ cylinders in four--stroke engine will be configured to ensure that the engine can started with the crankshaft at whatever position.A．6B．2C．12D．8

[单选题]Cylinders of marine diesel engines are normally cooled by （）.A . sea waterB . fine mineral oilC . sanitary waterD . fresh water

[单选题]H．igh cylinder firing pressure, accompanied by low exhaust temperature, can result from ___.A．improper fuel rack positingB．lengthy exhaust valve durationC．extend operation at light loadD．excessively early injection timing

[单选题]Which of the following firing order may be used for a 6-cylinder engine? ( )A．1-2-3-4-5-6B．1-2-3-6-5-4C．1-5-3-6-2-4D．1-3-4-5-6-2

[单选题]High firing pressures and a low exhaust temperature in a diesel engine may result from （）.A . decreased piston to cylinder head clearanceB . increased exhaust system back pressureC . early fuel injection timingD . low scavenge air temperature