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1.新车购进使用一段时间后,应对缸盖螺栓按顺序和规定扭矩紧固。以后发动机每工作150小时左右就应检查、紧固一次螺栓螺母。
1. After the new car is purchased and used for a period of time, the cylinder head bolts should be tightened in sequence and specified torque. After the engine about 150 hours of work should be checked, tighten a bolt nut.