Aerosol time of flight mass spectrometry(ATOFMS) determines aerodynamic size in the 0.1-2.5μm range and chemical composition of single particles in near real-time.
气溶胶飞行时间质谱仪(ATOFMS)是采集粒径范围在0.1-2.5μm的单颗粒气溶胶并测量其粒径和化学成分的仪器。
参考来源 - 运用单颗粒气溶胶质谱技术研究上海大气重金属(Pb·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
Maximize the time of flight and you point a cannon like this.
让飞行时间最大化,你像这样瞄准一门大炮。
They fit one distribution to the other, and when they line up that gives them the time of flight, and thus the speed.
他们拟合这两个分布,如果它们吻合则能给出飞行时间,因此飞行速度。
From the return pulse, LOLA determines the time of flight which, accounting for the speed of light, reveals the distance from the spacecraft to the lunar surface.
之后激光高度计将参照光速,计算出反射脉冲的渡越时间,从而获得飞船与月球表面之间的距离。
It happened so early in the flight, at a level of about 900 meters, that the crew had little time to decide what to do.
VOA: special.2009.01.30
Other one says, maximize the time of flight and you point a cannon like this.
另一种是,让飞行时间最长,像这样进行瞄准
His father was a democrat in czarist Russia, and he was quite a reformer. At the time that the Bolsheviks took over in 1919, there was a brief window of time prior to the family's flight.
他的父亲在沙皇俄国是一个民主党人,他是一个改革家,当时布尔什维克党在1919年统治者俄国,他们家在那之后很快就离开俄国。
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