in-orbit average temperature

例句：

1. 1. The satellite's orbital parameters were measured to determine its average temperature.
   卫星的轨道参数被测量以确定其平均温度。
2. 2. The spacecraft's in-orbit temperature was monitored during the launch.
   航天器在发射期间监测了轨道温度。
3. 3. The data collected during the mission will be used to calculate the in-orbit average temperature.
   收集到的数据将被用来计算轨道平均温度。