【摘要】 用ＦＤ－３０１７对五大连池火山区大范围的土氡测量，了解本区的土氡分布情况，布设了小孤山－尾山；东焦得布山－火烧山；东兴－大庆副业二队；永安－大庆副业一队四条剖面，测量结果发现火山区内放气现象强烈，土氡含量与火山区构造有密切关系。更多还原

【Abstract】 Author measured content of soil radon in Wudalianchi volcanic region by FD3017 radiation instrument,and researched radon distribution.All observations were performed by four profile lines.It has been found that the phenomenon releasing steam is strong and there exists close relation between soil radon content and volcanic structure.更多还原