时间变化数据 meaning in English

time-variable data

At the beginning of the research , there are a group of temperature and time parameters , not a simple parameter , showing the heated effects . at present , there is no professional and intelligent dosimeter equipment in china , which hampers its popularization greatly . in this paper , the work we have completed includes : 1
为此国际上提出了t _ ( 90 )热剂量学概念，利用这一单变量可对加热过程中采集到的大量温度、时间变化数据进行计算处理，不仅可反映温度的三维分布，也可反映治疗过程的低温。