time of irradiation

例句：

1. 1. The experiment was conducted during the time of irradiation.
   实验在照射期间进行。
2. 2. During the radiation period, the health effects were monitored.
   在辐射期，健康效应被监测。
3. 3. The research focused on the time of irradiation for the treatment.
   研究专注于治疗的照射时间。