举一反三
- 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 oil leaving the oil pump passes through the oil filter before it is circulated through the engine.
- 2 The pump __________ the oil from the sump to an oil gallery or header that runs the length of the block.
- After circulating through the engine, the oil drops back to the oil pan.( )
- The lubricating system for the cylinder walls is different from the bearings in that the oil for former one is supplied in （） while that for latter one is （）.
内容
- 0
What is the heart of the lubrication system, which is located in the oil pan on the bottom of the engine? And it pulls oil up from the oil pan and makes the engine oil circulate through the engine. A: oil filter B: Screened intake C: oil pump D: oil pressure relief valve
- 1
Which statement about the Lubrication oil is fault? A: The oil absorbs and carries the heat away from the engine components. B: The oil forms a good seal between piston rings and cylinder walls. C: The oil forms a film on the metal surface and prevents a metal to metal contact. D: The oil washes off dirt away from the engine parts through its chemistry.
- 2
After circulating through the engine, the oil drops back to the oil pan.（ ） A: 对 B: 错
- 3
In full-flow filtering system, the output of the oil pump flows through the oil filter before moving through engine. ( )
- 4
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