■由于市内污浊的空气和使用含杂质较高的汽油等原因,大多数汽车在行驶了一两年以后都或多或少地产生冷车抖动、加速无力的现象。通常遇到这样的情况可以试着使用一些倒入油箱内的清洁剂,解除上述恼人的现象。但如果觉得还不理想,或是想恢复新车般的稳定与加速性,相信有不少的车主都会采取进厂检修的办法。对于那些不想弄脏双手,又怕不小心弄坏爱车的车主来说,这种选择是无可厚非的。但在当今汽修厂质量参差不齐 ■ Due to the dirty air in the city and the use of high-impurity gasoline, most cars are more or less cold or jerky after a year or two of driving. Usually encountered such a situation can try to use some detergent into the tank to relieve the annoying phenomenon. But if you think it is not ideal, or want to restore the stability and acceleration of a new car, I believe there are many owners will take into the factory maintenance approach. For those who do not want to dirty their hands, afraid of accidentally spoiling the car owners, this choice is understandable. But in today’s auto repair factory quality varies