China has announced aggressive new standards for vehicle fuel in an effort to combat air pollution, its first significant response to the heavy smog that has blanketed many Chinese cities this winter.
manbetx3.0 宣布了严厉的车用油品新标准来遏制空气污染，这是针对今冬浓厚雾霾笼罩manbetx3.0 多个城市出台的首项重大对策。
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