Apart from climate change and humidity, elevation also appears to play a critical role in the lifespan of glaciers, which are large persistent bodies of ice.
冰川是巨大的长期存在的冰体，除了气候和湿度变化以外，海拔对冰川的寿命也起了关键性的作用。
2
Methods:The best prescription of Qubi granule was optimized by comparative method, and to determine its critical relative humidity.
方法：采用比较法，筛选祛痹颗粒成型的最佳处方并测定其临界相对湿度。
3
Objective:To increase the critical relative humidity(CRH) of Qubi granule, thus to improve its humidity resistance.