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1·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。

2·In this paper, a new technology about self-quenching streamer counter-induced readout with resistive cathode, some characteristics and preliminary results are introduced.

本文介绍了自猝灭流光计数器的新技术——具有阻性阴极的感应读出式自猝灭流光计数器的特点及初步实验结果。

3·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.

介绍新近试制的飘袋式捕沙器的结构、测量原理、操作方法和输沙率计算程序。