Self - heating of two typical n - alkane ( n - heptane and n - hexadecane ) is studied by Accelerating Rate Calorimeter.研究燃油在绝热条件下的燃烧情况对实际应用中改善燃油燃烧性能,改进发动机工况等有着重要的指导意义.The heptane compound has a primary purpose as a plas...
Wolf preys on various animals, securing some by craft, some by strength, and some by fleetness.狼捕食各种动物, 有的用狡计, 有的用强力, 有的靠捷速.She did not take into account how much liberty she was securing.她并不考虑自己已获得了多少自由.Securing supplie...
在人类从事航空的初期,飞行员全凭直觉飞行.Pilots in the early days of aviation flew by the seat of their pants.顺利的航海仿佛也是航空的好预兆.The maritime passage was a good augury for the aerial passage.他们曾作为早期航空的先驱.They pioneered in early aviation....