vapour tension meter

例句：

1. 1. The engineer used a vapour tension meter to measure the humidity in the air.
   工程师使用蒸汽张力计测量空气中的湿度。
2. 2. The vapour tension meter was used to detect the presence of harmful chemicals in the environment.
   蒸汽张力计被用来检测环境中有害化学物质的存在。
3. 3. The vapour tension meter was used to determine the optimal temperature for drying the material.
   蒸汽张力计被用来确定干燥材料的最适宜温度。