求翻译：1.发动机燃烧时产生的积炭沉积在喷油嘴上或者燃油中的杂质堵住喷油嘴的通路。2.汽车在行驶一定的里程后，燃油系统中也会形成一定的沉积物。3.汽油本身含有的胶质、杂质或在储运过程中带来的灰尘、杂质也会在汽油的油箱、进油管路等部位形成油泥状的沉积物质。4.加入的机油过多,从活塞环窜气缸内,附着在喷油嘴上,经高温燃烧后形成积炭。5.汽油中的不稳定成分也会在一定的温度下发生化学反应，形成胶质和树脂状的粘稠物，这些物质在喷油嘴、进气阀等部位燃烧时，会变成坚硬的积炭。是什么意思？

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1.engine combustion of carbon build up deposits in the injector or fuel injector plug impurities of the path. 2.a car on the road after the mileage will be in the fuel system, and can also form a sediment. 3.The plastic petrol itself contains quality, impurities in the process or in storage and tran

1. the resulting carbon deposits in engine combustion nozzle blocked or impurities in the fuel injectors on the pathway. 2. vehicles in after a certain mileage, also fo