free air correction

例句：

1. 1. In thefree-air correction process, we need to adjust the temperature and humidity levels accordingly.
   在自由空气校正过程中，我们需要相应地调整温度和湿度水平。
2. 2. The free-air correction factor is an important parameter that affects the accuracy of the measurement results.
   自由空气校正因子是一个重要的参数，它影响测量结果的准确性。
3. 3. During the free-air correction phase, the operator needs to monitor the changes in the environment and make appropriate adjustments.
   在自由空气校正阶段，操作员需要监测环境的变化并做出适当的调整。