maximum permissible dose of ionizing radiation

例句：

1. 1. The maximum permissible doseof ionizing radiation for this productis 500 mSv.
   该产品的最大允许剂量为500毫西弗。
2. 2. The maximum permissible doseof ionizing radiation for the patientwas determined by the medical team.
   患者的最大允许剂量由医疗团队确定。
3. 3. The maximum permissible dose of ionizing radiationfor the area was reduced by 20%.
   该地区的最大允许剂量减少了20%。