single hop单段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 oocyst separation单卵囊分离single-acting cylinder单向作用汽缸,单作用缸,单作用气缸Single variable analysis单因素分析single barrel carburetor单筒式汽化器single-pass evaporator[化] 单程蒸发器single faced terry cloth单面毛巾布Single circular are gear单圆弧齿轮single-deck classifier单板分级机single logairthmic curve直线(型))对数曲线(例如罐头杀菌的加热温度与时间曲线)single-sided amplifier单端放大器

1. By the use of a cylindrical coordinate system a numerical simulation was conducted of a single tube return flow combustor flow field.
   运用圆柱坐标系对单管回流燃烧室流场进行了数值模拟。