单项选择题
A.the engine was over filled B.there might be a fuel leak C.there might be a water leak D.all of the above
A diesel engine is similar to a gasoline engine except ...
单项选择题A diesel engine is similar to a gasoline engine except that the former has no （）.
A.cross-head B.cylinder C.connecting rod D.spark plug
A common trouble with the fuel pump plungers or fuel va...
单项选择题A common trouble with the fuel pump plungers or fuel valve spindle is （）.
A.broken down B.stuck C.oil leakage D.carbonized
A common trouble with the fuel pump plunger or fuel val...
单项选择题A common trouble with the fuel pump plunger or fuel valve spindle is （）.
A.water leakage B.steam leakage C.oil leakage D.air leakage
