vapour pressure osmometer

例句：

1. 1.The vapour pressure osmometer is used to measure the amount of water vapor in the air.
   蒸汽压力计用于测量空气中水蒸气的含量。
2. 2.The vapour pressure osmometer was used to determine the humidity level in the room.
   蒸汽压力计被用来测定房间的湿度水平。
3. 3.The vapour pressure osmometer was used to study the relationship between temperature and humidity.
   蒸汽压力计被用来研究温度和湿度之间的关系。