The needle valve in the injector （） at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
举一反三
- The （） in the injector will lift at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
- The needle valve in a fuel valve will （） when the fuel pressure action on the needle valve tapered face exerts a force lower than that of the spring compression.
- Each cylinder has one starting valve which is usually opened by air pressure and closed by （）
- Which of the following hydraulic control valves belongs to pressure control valve （ ）. A: Unloading valve B: overflow throttle valve C: Hydraulic control check valve D: Low pressure selector valve
- Diesel engine air start system check valves are opened by （） A: an air start cam B: cylinder compression pressure C: starting air pressure D: valve spring