singleadj.单一的；单个的；特指某人或某物；单身的；单人的；单程的n.单程票；单曲；单人房间；单身者；<美>一元纸币；(网球)单打比赛；(板球)一分打；(棒球)一垒打v.挑选(一个)single dish单盘

1. The results indicated that extraction performance of sulfolane is better than that of the mixing solvent.
   环丁砜单一溶剂萃取脱硫效果较优。