The fracture surface of a failed injection valve nut of diesel engine high pressure oil pump was investigated by visual and SEM.
对断裂的汽车柴油机高压出油阀紧座的宏观、微观断口及显微组织进行了研究。
Our company is specialized in series of diesel engine, electric fuel pump, oil injection nozzle, start machine and accessories used for cars and light duty trucks.
本公司专业生产电动燃油泵、喷油嘴及起动机系列产品，适用于轿车、轻卡及柴油机配套产品及配件。
The invention belongs to the engine manufacturing technical field, in particular relating to a direct injection engine for injecting water and oil into a cylinder.
本发明属于发动机制造技术领域，尤其涉及一种向汽缸内喷入水及油的直喷式发动机。
The invention belongs to the engine manufacturing technical field, in particular relating to a direct injection engine for injecting water and oil into a cylinder.
本发明属于发动机制造技术领域，尤其涉及一种向汽缸内喷入水及油的直喷式发动机。
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