【摘要】 结合Leybold教具公司生产的X射线装置通过测量平行板电容间的X射线电离离子剂量率使学生了解气体探测器的测量原理 ,继而了解X射线电离离子剂量率与管高压和管发射电流的关系 .更多还原

【Abstract】 X-ray ionization dose rate is measured by using Leybold X-ray apparatus. The relations between dose rate and the high voltage applied on X-ray tube and the current of filament are given. The principle of gas detector is demonstrated.更多还原