三轨实验导轨装置;三轨实验装置;三轨试验导轨装置
To test the stability of observation method of soil radon, three synthetic observation holes were set up in the garden of Beichuan Government. Three methods are RaA, alpha particle track measurement and radon pipe measurement.
为了对比有关土氡观测的稳定性及观测结果的映震能力,在原北川县政府断层气观测场地内建立了三组综合观测孔,进行RaA法,氡管仪法和α径迹蚀刻法测试实验。
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