An important sign of fuel quality standard upgrade is that sulfur content is strictly constrained. Fuel without sulfur has become the trend.
其中燃料油质量标准提高的一个重要标志是硫含量被严格限制，燃料油无硫化已成为一种趋势。
Eight of these buses will use a mixture of 30% GTL fuel, a clean high quality synthetic fuel pioneered by Shell, and standard diesel.
其中有八辆车将使用混合了30% GTL燃料的标准柴油，其余车辆将完全使用标准柴油以作试车比照。
With the increasing motorcar pollution in our urban, the quality of present gasoline and diesel oil are analyzed and compared with international fuel standard.
针对我国都市汽车污染加剧的情况，分析了我国目前的汽、柴油质量现状，并与国际燃油规范进行了比较。
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