A.as far as
B.as soon as
C.as close as
D.as closer as
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A.gas oil
B.diesel oil
C.chemical compound
D.Freon-12
A.top and bottom
B.to and fro
C.up and down
D.back and forth
A.piston
B.drum
C.plunger
D.barrel
A.the needle valve
B.the plunger
C.the piston
D.the cylinder
A.turbo-chargers surge
B.spark seen from the drains
C.paint blistering
D.all above are right
最新試題
Lube oil cannot be efficiently filtered if its （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Maximum horsepower of a diesel engine is attained （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
Routine monitoring of a diesel engine should include （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
To determine if the lube oil filter elements need changing, （）.
A diesel engine piston ring face is in direct contact with the （）.