求翻译：　　目前，我市已经允许私家车“油改气”，并且已有3位市民“尝鲜”。不过，也有市民提出：如果只是每天上下班开开，私家车“油改气”并不太划算，目前改装费需7280元，完全要靠省下的油钱来“抵消”安装费用，恐怕要好几年。“‘油改气’是股潮流，随着加气站的布点网络拓宽，越来越多的市民会认同，但这需要过程。”沙志卫解释道，使用天然气不会稀释润滑油，燃烧后没有积碳，可减少发动机磨损，维护保养费用低，延长发动机寿命等，其实也适合社会车辆使用。是什么意思？

Currently, the city has allowed the private car "oil gas" and have three members of the public "early adopters." However, some people asked: If only open to work every day open, private "oil gas" and not very cost-effective, the current conversion fee to be 7280 yuan, entirely dependent on oil to sa

Currently, I am city has already allowed private car was replaced by "oil, gas," and that there were already 3 member of the public "taste fresh". However, there is also a member of the public: If it is only a day to travel, opening up the car to change the oil and gas," was not considered worthwhil

　　At present, my city already allowed the private vehicle “the oil to change the gas”, and had 3 residents “to taste fresh”.Also some residents proposed that,If only is the daily coming and going to work opens, the private vehicle “the oil changes the gas” not too to take into account, at present re

　　Currently, the city has allowed private cars "oil changes", and there are 3 members of the public "early adopters". However, there are public: if it is only open opened each day to and from, the private car "oil changes" is not a very effective, now converted to 7,280 Yuan entirely rely on saved b

　　Currently, the city has allowed private cars "oil changes", and there are 3 members of the public "early adopters". However, there are public: if it is only open opened each day to and from, the private car "oil changes" is not a very effective, now converted to 7,280 Yuan entirely rely on saved b