1、测量G-M计数管的坪曲线，确定其工作电压由所测得的数据绘制带有误差标志的坪曲线，计算待测量计数管的起始电压V0、工作电压、坪长和坪斜T。已经统一为60s对应的计数，如下表所示3401208119311826011943501237122513056012553601238129813146012833701199135012306012593801312123612756012743901333130713026013144001323130813286013204091317128313636013214201314131513146013144301367135313346013514401368137514416013944501412142714006014134611365135614166013794701434139513956014084811223111311665014014901187112811875014014991153127511085014145101218120011935014445201180118712365014415331249118713205015025401294127412705015025501269126913785015665601301124813715015685701412141314645017162、验证放射性计数服从统计规律固定电压为470V，计数时间为1s，测得如下数据：计数0123456789总次数平均值出现次数307411110780532112624962.98理论概率0.0510.1510.2260.2240.1670.0990.0490.0210.0080.003————理论次数25.275.1111.9111.182.849.324.510.43.91.3————
