In this paper, by using the 2 5-dimension MHD equations, the complicated process of the interaction between the CME and helmet streamer is studied through numerical simulation.
本文采用了2 5维MHD方程，用数值模拟方法研究了CME和冕流结构之间复杂的相互作用过程。
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In this paper, a new technology about self-quenching streamer counter-induced readout with resistive cathode, some characteristics and preliminary results are introduced.
The structure of the newly developed streamer sand trap, its measuring theory and operating method as well as calculating program of sand transport rate are introduced in the paper.