The intelligent probe RD-02 is developed by RADOS Technology Oy , Finland , which adopts GM tube as a sensor and TIM technique is used to monitor γ and X radiation dose rate .
芬兰RADOS公司研制的RD-02型智能探头,是一种用GM计数管作传感器、用脉冲时间间隔法(TIM)监测γ、X辐射剂量率的探头。