你可能感興趣的試題

Excessive clearances in the main or crank-pin bearings will sometimes be indicated by （） before any bearing knock is heard.

A.loss of flow in the fuel system
B.loss of pressure in the air system
C.loss of flow in the lubricating system
D.loss of pressure in the lubricating system

單項(xiàng)選擇題

Engine fuel pump index is （）.

A.the viscosity index
B.the fuel oil contents
C.the starting speed
D.the reading at the rack

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Exhaust temperature increases in all cylinders, the possible cause may be（） (1) increased scavenging air temperature (2) air in fuel pumps and fuel valves (3) fouling of air and gas passages

你可能感興趣的試題

Excessive clearances in the main or crank-pin bearings will sometimes be indicated by （） before any bearing knock is heard.

Engine fuel pump index is （）.

Exhaust temperature increases in all cylinders, the possible cause may be（）
(1) increased scavenging air temperature
(2) air in fuel pumps and fuel valves
(3) fouling of air and gas passages