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汽车发动机曲轴是汽车上的重要零件,其内在质量直接关系到汽车的安全性。原QC/T481—1999《汽车发动机曲轴技术条件》汽车行业标准已修订。修订后的
Automobile engine crankshaft is an important part of the car, its intrinsic quality is directly related to the safety of the car. The original QC / T481-1999 “Automotive engine crankshaft technical conditions” Automotive industry standards have been revised. Revised