If the detergent type lubricating oil being used in a diesel engine is black, the oil （）
A: must be centrifuged
B: must by filtered
C: must be changed
D: is holding finely dispersed carbon in suspensio
A: must be centrifuged
B: must by filtered
C: must be changed
D: is holding finely dispersed carbon in suspensio
举一反三
- If diesel oil in this tank is used， the （） of the oil must not exceed 120 degree F.
- 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
- In<br/>an auxiliary diesel engine bypass type lubricating oil system, the<br/>main oil pump forces ____. A: all<br/>of the oil used by the engine through a filter B: some<br/>of the oil used by the engine through a filter C: some<br/>of the oil used by the engine through a centrifuge D: all<br/>of the oil used by the engine through a centrifuge
- Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?（）
- For diesel engine piston cooling， lubricating oil can be supplied to the pistons by a/an （）.