A: funtion
B: gaol
C: purpose
D: objecive
举一反三
- In the lubricating oil system of the main engine, the function of _____ is to adjust the amount of lubricating oil entering the lubricating oil cooler according to the temperature of the lubricating oil. A: self cleaning filter B: lubrication oil pump C: three-way valve D: by-pass filter
- In the majority of lubricating oil systems for internal combustion engines, the external system includes such parts as _____, _____, _____, and _____. A: engine oil B: sumps C: oil pumps D: oil coolers
- 8、The oil pump in the lubricating system( ) oil from the oil pan and sends it to all working parts in the engine. A: . domestic B: external C: internal D: draws
- In an auxiliary diesel engine bypass type lubricating oil system, the main lube oil pump forces ____. A: all of the oil used by the engine through a filter B: some of the oil used by the engine through a filter C: some of the oil used by the engine through a centrifuge D: all of the oil used by the engine through a centrifuge
- The in the lubricating system draws oil from the oil pan and sends it to all working parts in the engine. A: fuel pump B: oil pump C: diesel pump D: gasoline pump
内容
- 0
To be effective, an engine lubricating system must successfully perform the following tasks:_____, _____, and _____. A: minimizing friction between the bearing surfaces of moving parts B: dissipating heat C: keeping the engine parts clean by removing carbon and other foreign matter
- 1
Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?()
- 2
In engines with system, the lubricating oil can be added to the engine through the filling hole in the crankcase cover, by using a hand oil can, or through the separator pipe() A: lubricating oil B: dry sump C: circulated tank D: wet sum
- 3
_____is not included in the system to be prepared when the main engine is preparing for the vehicle. A: Power system B: Lubricating oil system C: Compressed air system D: Air conditioning system
- 4
The temperature difference between the inlet and outlet temperature of the lube oil cooler in the lubricating system for the diesel engine is generally between ().