Various analytical physical models are presented to extract the photodissociation dynamics information from the data obtained in the femtosecond pump probe experiment.

陈述了几种获取飞秒泵浦探测实验数据中的光解动力学信息的解析物理模型。

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In this paper the open sump flow with vertical intake is simulated with calculation fluid dynamics method according to model-test reports of Lianhu pump station.

本文着眼于使用计算流体力学方法对带有竖直吸水管、正向进水的开敞式前池与进水池的流态进行数值模拟。

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This paper is based on the theory of gas dynamics, by means of improving the first nozzle of diffusion pump in order to increase the pumping speed of diffusion pump are reported in the paper.

本文以气体动力学理论为基础，论述了如何通过改进扩散泵的第一级喷咀来提高扩散泵的抽气速率。

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And if you want to talk about market dynamics at the pump, then look no further than the increase in demand for hybrid cars, which can increase fuel efficiency over other mid-sized cars with the help of an electric engine.

ECONOMIST: Israel and America