The quality of the fuel oil and lube oil （）， Im afraid.
A: has much to do with the operation of the engine and its life
B: have much to do with the operation of the engine and its life
C: has much doing with the operation of the engine and its life
D: have much doing with the operation of the engine and its life
A: has much to do with the operation of the engine and its life
B: have much to do with the operation of the engine and its life
C: has much doing with the operation of the engine and its life
D: have much doing with the operation of the engine and its life
举一反三
- Impurities in the fuel oil will affect the operation of the engine， which has （） the use of separator and some other devices.
- The marine diesel engine is a type of diesel engine used on ships The （） of its operation is not very difficult to understand.
- Before starting a diesel engine that has an engine driven lube oil pump， the engineer should （）.
- The oil pan is located on the of the engine and holds the excess oil during operation and no running conditions。 A: top B: TDC C: bottom D: BDC
- When fuel enters the crankcase of a diesel engine, it （） A: dilutes the lube oil and reduces its viscosity B: forms sulfuric acid in the lube oil C: causes pitting and failure of the bearings D: causes sludge deposits on valve stem