Solving the Greens functions of electromagnetic potential equations in moving medium, the retarded potentials in unlimited space are obtained.

求解了运动媒质中电磁势方程的格林函数，给出了无界空间的推迟势。

youdao

The equation for electromagnetic properties of a moving medium is discussed by using electromagnetic field tensor, electromagnetic induction tensor and their dual tensor.

文章从麦克斯韦方程组出发，利用纵向场分量法，详细地推导了强引导磁场下等离子体波导中电磁场分量的表达式。

youdao

In this paper, we discussed the underwater sound reverberation of moving medium, which is a non-stationary stochastic process even after compensating its energy attenuation.

本文讨论了运动介质的水声混响过程，在补偿了能量衰减之后，它仍是一非平稳随机过程。

youdao

We are moving small and medium entrepreneurs away from subsidies to easy credit, and bringing in a good marketing network for these people.

CNN: 'It Is a Very Critical Time'

Now the game is moving to a new medium, Facebook, to share its addictive properties with the masses.

FORBES: Civilization Launches Farmville Killer on Facebook

The heart not only beat in the first quarter from pull-forward weather related sales in the U.S., but from structural factors globally that raise the prospect of Wal-Mart shares moving higher in the medium-term.

FORBES: Wal-Mart Shows A Pulse And It's Thumping